Home / 38,359.74-57,535.02-10,281.90

Finding the Fourth Proportional to 38,359.74, 57,535.02 and 10,281.90

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Solution

The fourth proportional to 38,359.74, 57,535.02 and 10,281.90 is: 15,421.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,359.74 : 57,535.02 = 10,281.90 : x
  2. Step 2: Convert to fraction form
    38,359.74/57,535.02 = 10,281.90/x
  3. Step 3: Cross multiply
    38,359.74x = 57,535.02 × 10,281.90
  4. Step 4: Simplify right side
    38,359.74x = 591,569,322.14
  5. Step 5: Solve for x
    x = 591,569,322.14/38,359.74
  6. Step 6: Final answer
    x = 15,421.62

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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.