Home / 23,729.76-32,747.68-13,119.52

Finding the Fourth Proportional to 23,729.76, 32,747.68 and 13,119.52

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Solution

The fourth proportional to 23,729.76, 32,747.68 and 13,119.52 is: 18,105.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,729.76 : 32,747.68 = 13,119.52 : x
  2. Step 2: Convert to fraction form
    23,729.76/32,747.68 = 13,119.52/x
  3. Step 3: Cross multiply
    23,729.76x = 32,747.68 × 13,119.52
  4. Step 4: Simplify right side
    23,729.76x = 429,633,842.71
  5. Step 5: Solve for x
    x = 429,633,842.71/23,729.76
  6. Step 6: Final answer
    x = 18,105.28

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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.