Home / 13,562.59-20,344.02-6,540.97

Finding the Fourth Proportional to 13,562.59, 20,344.02 and 6,540.97

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Solution

The fourth proportional to 13,562.59, 20,344.02 and 6,540.97 is: 9,811.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,562.59 : 20,344.02 = 6,540.97 : x
  2. Step 2: Convert to fraction form
    13,562.59/20,344.02 = 6,540.97/x
  3. Step 3: Cross multiply
    13,562.59x = 20,344.02 × 6,540.97
  4. Step 4: Simplify right side
    13,562.59x = 133,069,624.50
  5. Step 5: Solve for x
    x = 133,069,624.50/13,562.59
  6. Step 6: Final answer
    x = 9,811.52

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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.