Home / 16,468.56-24,702.48-4,781.28

Finding the Fourth Proportional to 16,468.56, 24,702.48 and 4,781.28

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Solution

The fourth proportional to 16,468.56, 24,702.48 and 4,781.28 is: 7,171.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,468.56 : 24,702.48 = 4,781.28 : x
  2. Step 2: Convert to fraction form
    16,468.56/24,702.48 = 4,781.28/x
  3. Step 3: Cross multiply
    16,468.56x = 24,702.48 × 4,781.28
  4. Step 4: Simplify right side
    16,468.56x = 118,109,473.57
  5. Step 5: Solve for x
    x = 118,109,473.57/16,468.56
  6. Step 6: Final answer
    x = 7,171.82

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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.