Home / 16,557.15-22,848.36-9,387.73

Finding the Fourth Proportional to 16,557.15, 22,848.36 and 9,387.73

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Solution

The fourth proportional to 16,557.15, 22,848.36 and 9,387.73 is: 12,954.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,557.15 : 22,848.36 = 9,387.73 : x
  2. Step 2: Convert to fraction form
    16,557.15/22,848.36 = 9,387.73/x
  3. Step 3: Cross multiply
    16,557.15x = 22,848.36 × 9,387.73
  4. Step 4: Simplify right side
    16,557.15x = 214,494,234.62
  5. Step 5: Solve for x
    x = 214,494,234.62/16,557.15
  6. Step 6: Final answer
    x = 12,954.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.