Home / 55,403.96-82,896.33-33,980.18

Finding the Fourth Proportional to 55,403.96, 82,896.33 and 33,980.18

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Solution

The fourth proportional to 55,403.96, 82,896.33 and 33,980.18 is: 50,841.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,403.96 : 82,896.33 = 33,980.18 : x
  2. Step 2: Convert to fraction form
    55,403.96/82,896.33 = 33,980.18/x
  3. Step 3: Cross multiply
    55,403.96x = 82,896.33 × 33,980.18
  4. Step 4: Simplify right side
    55,403.96x = 2,816,832,214.74
  5. Step 5: Solve for x
    x = 2,816,832,214.74/55,403.96
  6. Step 6: Final answer
    x = 50,841.71

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.