Home / 23,456.20-32,366.10-13,381.96

Finding the Fourth Proportional to 23,456.20, 32,366.10 and 13,381.96

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Solution

The fourth proportional to 23,456.20, 32,366.10 and 13,381.96 is: 18,465.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,456.20 : 32,366.10 = 13,381.96 : x
  2. Step 2: Convert to fraction form
    23,456.20/32,366.10 = 13,381.96/x
  3. Step 3: Cross multiply
    23,456.20x = 32,366.10 × 13,381.96
  4. Step 4: Simplify right side
    23,456.20x = 433,121,855.56
  5. Step 5: Solve for x
    x = 433,121,855.56/23,456.20
  6. Step 6: Final answer
    x = 18,465.13

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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.