Home / 23,711.07-32,720.85-13,101.42

Finding the Fourth Proportional to 23,711.07, 32,720.85 and 13,101.42

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Solution

The fourth proportional to 23,711.07, 32,720.85 and 13,101.42 is: 18,079.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,711.07 : 32,720.85 = 13,101.42 : x
  2. Step 2: Convert to fraction form
    23,711.07/32,720.85 = 13,101.42/x
  3. Step 3: Cross multiply
    23,711.07x = 32,720.85 × 13,101.42
  4. Step 4: Simplify right side
    23,711.07x = 428,689,598.61
  5. Step 5: Solve for x
    x = 428,689,598.61/23,711.07
  6. Step 6: Final answer
    x = 18,079.72

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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.