Home / 23,491.62-32,419.20-13,417.92

Finding the Fourth Proportional to 23,491.62, 32,419.20 and 13,417.92

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Solution

The fourth proportional to 23,491.62, 32,419.20 and 13,417.92 is: 18,517.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,491.62 : 32,419.20 = 13,417.92 : x
  2. Step 2: Convert to fraction form
    23,491.62/32,419.20 = 13,417.92/x
  3. Step 3: Cross multiply
    23,491.62x = 32,419.20 × 13,417.92
  4. Step 4: Simplify right side
    23,491.62x = 434,998,232.06
  5. Step 5: Solve for x
    x = 434,998,232.06/23,491.62
  6. Step 6: Final answer
    x = 18,517.17

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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.