Home / 55,491.12-76,582.44-33,980.76

Finding the Fourth Proportional to 55,491.12, 76,582.44 and 33,980.76

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Solution

The fourth proportional to 55,491.12, 76,582.44 and 33,980.76 is: 46,896.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,491.12 : 76,582.44 = 33,980.76 : x
  2. Step 2: Convert to fraction form
    55,491.12/76,582.44 = 33,980.76/x
  3. Step 3: Cross multiply
    55,491.12x = 76,582.44 × 33,980.76
  4. Step 4: Simplify right side
    55,491.12x = 2,602,329,513.85
  5. Step 5: Solve for x
    x = 2,602,329,513.85/55,491.12
  6. Step 6: Final answer
    x = 46,896.32

Related Problems

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Half scale
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Double scale
Find fourth proportional to 55,492.12, 76,583.82 and 33,981.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.