Home / 42,327.57-63,490.71-10,306.94

Finding the Fourth Proportional to 42,327.57, 63,490.71 and 10,306.94

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Solution

The fourth proportional to 42,327.57, 63,490.71 and 10,306.94 is: 15,460.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,327.57 : 63,490.71 = 10,306.94 : x
  2. Step 2: Convert to fraction form
    42,327.57/63,490.71 = 10,306.94/x
  3. Step 3: Cross multiply
    42,327.57x = 63,490.71 × 10,306.94
  4. Step 4: Simplify right side
    42,327.57x = 654,395,110.14
  5. Step 5: Solve for x
    x = 654,395,110.14/42,327.57
  6. Step 6: Final answer
    x = 15,460.26

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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.