Home / 15,591.12-23,392.50-9,355.61

Finding the Fourth Proportional to 15,591.12, 23,392.50 and 9,355.61

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Solution

The fourth proportional to 15,591.12, 23,392.50 and 9,355.61 is: 14,036.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,591.12 : 23,392.50 = 9,355.61 : x
  2. Step 2: Convert to fraction form
    15,591.12/23,392.50 = 9,355.61/x
  3. Step 3: Cross multiply
    15,591.12x = 23,392.50 × 9,355.61
  4. Step 4: Simplify right side
    15,591.12x = 218,851,064.53
  5. Step 5: Solve for x
    x = 218,851,064.53/15,591.12
  6. Step 6: Final answer
    x = 14,036.90

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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.