Home / 40,322.28-60,442.92-15,355.92

Finding the Fourth Proportional to 40,322.28, 60,442.92 and 15,355.92

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Solution

The fourth proportional to 40,322.28, 60,442.92 and 15,355.92 is: 23,018.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,322.28 : 60,442.92 = 15,355.92 : x
  2. Step 2: Convert to fraction form
    40,322.28/60,442.92 = 15,355.92/x
  3. Step 3: Cross multiply
    40,322.28x = 60,442.92 × 15,355.92
  4. Step 4: Simplify right side
    40,322.28x = 928,156,644.09
  5. Step 5: Solve for x
    x = 928,156,644.09/40,322.28
  6. Step 6: Final answer
    x = 23,018.46

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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.