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Finding the Fourth Proportional to 16,068.42, 24,101.86 and 4,221.90

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Solution

The fourth proportional to 16,068.42, 24,101.86 and 4,221.90 is: 6,332.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,068.42 : 24,101.86 = 4,221.90 : x
  2. Step 2: Convert to fraction form
    16,068.42/24,101.86 = 4,221.90/x
  3. Step 3: Cross multiply
    16,068.42x = 24,101.86 × 4,221.90
  4. Step 4: Simplify right side
    16,068.42x = 101,755,642.73
  5. Step 5: Solve for x
    x = 101,755,642.73/16,068.42
  6. Step 6: Final answer
    x = 6,332.65

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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.