Home / 23,711.94-32,720.76-13,101.75

Finding the Fourth Proportional to 23,711.94, 32,720.76 and 13,101.75

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Solution

The fourth proportional to 23,711.94, 32,720.76 and 13,101.75 is: 18,079.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,711.94 : 32,720.76 = 13,101.75 : x
  2. Step 2: Convert to fraction form
    23,711.94/32,720.76 = 13,101.75/x
  3. Step 3: Cross multiply
    23,711.94x = 32,720.76 × 13,101.75
  4. Step 4: Simplify right side
    23,711.94x = 428,699,217.33
  5. Step 5: Solve for x
    x = 428,699,217.33/23,711.94
  6. Step 6: Final answer
    x = 18,079.47

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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.