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Finding the Fourth Proportional to 27,524.56, 37,964.54 and 16,920.04

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Solution

The fourth proportional to 27,524.56, 37,964.54 and 16,920.04 is: 23,337.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,524.56 : 37,964.54 = 16,920.04 : x
  2. Step 2: Convert to fraction form
    27,524.56/37,964.54 = 16,920.04/x
  3. Step 3: Cross multiply
    27,524.56x = 37,964.54 × 16,920.04
  4. Step 4: Simplify right side
    27,524.56x = 642,361,535.38
  5. Step 5: Solve for x
    x = 642,361,535.38/27,524.56
  6. Step 6: Final answer
    x = 23,337.76

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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.