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Finding the Fourth Proportional to 16,164.69, 24,248.70 and 4,477.90

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Solution

The fourth proportional to 16,164.69, 24,248.70 and 4,477.90 is: 6,717.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,164.69 : 24,248.70 = 4,477.90 : x
  2. Step 2: Convert to fraction form
    16,164.69/24,248.70 = 4,477.90/x
  3. Step 3: Cross multiply
    16,164.69x = 24,248.70 × 4,477.90
  4. Step 4: Simplify right side
    16,164.69x = 108,583,253.73
  5. Step 5: Solve for x
    x = 108,583,253.73/16,164.69
  6. Step 6: Final answer
    x = 6,717.31

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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.