Home / 38,151.98-57,204.28-15,938.14

Finding the Fourth Proportional to 38,151.98, 57,204.28 and 15,938.14

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Solution

The fourth proportional to 38,151.98, 57,204.28 and 15,938.14 is: 23,897.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,151.98 : 57,204.28 = 15,938.14 : x
  2. Step 2: Convert to fraction form
    38,151.98/57,204.28 = 15,938.14/x
  3. Step 3: Cross multiply
    38,151.98x = 57,204.28 × 15,938.14
  4. Step 4: Simplify right side
    38,151.98x = 911,729,457.53
  5. Step 5: Solve for x
    x = 911,729,457.53/38,151.98
  6. Step 6: Final answer
    x = 23,897.30

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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.