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Finding the Fourth Proportional to 16,557.46, 22,848.99 and 9,003.66

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Solution

The fourth proportional to 16,557.46, 22,848.99 and 9,003.66 is: 12,424.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,557.46 : 22,848.99 = 9,003.66 : x
  2. Step 2: Convert to fraction form
    16,557.46/22,848.99 = 9,003.66/x
  3. Step 3: Cross multiply
    16,557.46x = 22,848.99 × 9,003.66
  4. Step 4: Simplify right side
    16,557.46x = 205,724,417.86
  5. Step 5: Solve for x
    x = 205,724,417.86/16,557.46
  6. Step 6: Final answer
    x = 12,424.88

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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.