Home / 13,532.06-20,306.30-5,740.88

Finding the Fourth Proportional to 13,532.06, 20,306.30 and 5,740.88

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Solution

The fourth proportional to 13,532.06, 20,306.30 and 5,740.88 is: 8,614.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,532.06 : 20,306.30 = 5,740.88 : x
  2. Step 2: Convert to fraction form
    13,532.06/20,306.30 = 5,740.88/x
  3. Step 3: Cross multiply
    13,532.06x = 20,306.30 × 5,740.88
  4. Step 4: Simplify right side
    13,532.06x = 116,575,901.31
  5. Step 5: Solve for x
    x = 116,575,901.31/13,532.06
  6. Step 6: Final answer
    x = 8,614.79

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1.5x scale

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.