Home / 13,532.19-20,298.30-6,600.75

Finding the Fourth Proportional to 13,532.19, 20,298.30 and 6,600.75

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Solution

The fourth proportional to 13,532.19, 20,298.30 and 6,600.75 is: 9,901.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,532.19 : 20,298.30 = 6,600.75 : x
  2. Step 2: Convert to fraction form
    13,532.19/20,298.30 = 6,600.75/x
  3. Step 3: Cross multiply
    13,532.19x = 20,298.30 × 6,600.75
  4. Step 4: Simplify right side
    13,532.19x = 133,984,003.73
  5. Step 5: Solve for x
    x = 133,984,003.73/13,532.19
  6. Step 6: Final answer
    x = 9,901.13

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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.