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Finding the Fourth Proportional to 16,007.52, 24,012.92 and 8,989.68

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Solution

The fourth proportional to 16,007.52, 24,012.92 and 8,989.68 is: 13,485.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,007.52 : 24,012.92 = 8,989.68 : x
  2. Step 2: Convert to fraction form
    16,007.52/24,012.92 = 8,989.68/x
  3. Step 3: Cross multiply
    16,007.52x = 24,012.92 × 8,989.68
  4. Step 4: Simplify right side
    16,007.52x = 215,868,466.67
  5. Step 5: Solve for x
    x = 215,868,466.67/16,007.52
  6. Step 6: Final answer
    x = 13,485.44

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1.5x scale

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.