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Finding the Fourth Proportional to 24,648.76, 34,015.54 and 13,470.76

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Solution

The fourth proportional to 24,648.76, 34,015.54 and 13,470.76 is: 18,589.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,648.76 : 34,015.54 = 13,470.76 : x
  2. Step 2: Convert to fraction form
    24,648.76/34,015.54 = 13,470.76/x
  3. Step 3: Cross multiply
    24,648.76x = 34,015.54 × 13,470.76
  4. Step 4: Simplify right side
    24,648.76x = 458,215,175.61
  5. Step 5: Solve for x
    x = 458,215,175.61/24,648.76
  6. Step 6: Final answer
    x = 18,589.79

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.