Home / 55,495.44-76,491.54-39,341.88

Finding the Fourth Proportional to 55,495.44, 76,491.54 and 39,341.88

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Solution

The fourth proportional to 55,495.44, 76,491.54 and 39,341.88 is: 54,226.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,495.44 : 76,491.54 = 39,341.88 : x
  2. Step 2: Convert to fraction form
    55,495.44/76,491.54 = 39,341.88/x
  3. Step 3: Cross multiply
    55,495.44x = 76,491.54 × 39,341.88
  4. Step 4: Simplify right side
    55,495.44x = 3,009,320,987.70
  5. Step 5: Solve for x
    x = 3,009,320,987.70/55,495.44
  6. Step 6: Final answer
    x = 54,226.46

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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.