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Finding the Fourth Proportional to 23,860.56, 32,920.92 and 14,917.17

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Solution

The fourth proportional to 23,860.56, 32,920.92 and 14,917.17 is: 20,581.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,860.56 : 32,920.92 = 14,917.17 : x
  2. Step 2: Convert to fraction form
    23,860.56/32,920.92 = 14,917.17/x
  3. Step 3: Cross multiply
    23,860.56x = 32,920.92 × 14,917.17
  4. Step 4: Simplify right side
    23,860.56x = 491,086,960.20
  5. Step 5: Solve for x
    x = 491,086,960.20/23,860.56
  6. Step 6: Final answer
    x = 20,581.54

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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.