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Finding the Fourth Proportional to 16,305.60, 24,458.40 and 5,913.12

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Solution

The fourth proportional to 16,305.60, 24,458.40 and 5,913.12 is: 8,869.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,305.60 : 24,458.40 = 5,913.12 : x
  2. Step 2: Convert to fraction form
    16,305.60/24,458.40 = 5,913.12/x
  3. Step 3: Cross multiply
    16,305.60x = 24,458.40 × 5,913.12
  4. Step 4: Simplify right side
    16,305.60x = 144,625,454.21
  5. Step 5: Solve for x
    x = 144,625,454.21/16,305.60
  6. Step 6: Final answer
    x = 8,869.68

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Similar ratio
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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.