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Finding the Fourth Proportional to 16,483.60, 24,761.82 and 9,913.60

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Solution

The fourth proportional to 16,483.60, 24,761.82 and 9,913.60 is: 14,892.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,483.60 : 24,761.82 = 9,913.60 : x
  2. Step 2: Convert to fraction form
    16,483.60/24,761.82 = 9,913.60/x
  3. Step 3: Cross multiply
    16,483.60x = 24,761.82 × 9,913.60
  4. Step 4: Simplify right side
    16,483.60x = 245,478,778.75
  5. Step 5: Solve for x
    x = 245,478,778.75/16,483.60
  6. Step 6: Final answer
    x = 14,892.30

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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.