Home / 40,065.47-60,102.36-15,126.53

Finding the Fourth Proportional to 40,065.47, 60,102.36 and 15,126.53

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Solution

The fourth proportional to 40,065.47, 60,102.36 and 15,126.53 is: 22,691.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,065.47 : 60,102.36 = 15,126.53 : x
  2. Step 2: Convert to fraction form
    40,065.47/60,102.36 = 15,126.53/x
  3. Step 3: Cross multiply
    40,065.47x = 60,102.36 × 15,126.53
  4. Step 4: Simplify right side
    40,065.47x = 909,140,151.61
  5. Step 5: Solve for x
    x = 909,140,151.61/40,065.47
  6. Step 6: Final answer
    x = 22,691.36

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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.