Home / 23,760.11-32,785.07-13,147.71

Finding the Fourth Proportional to 23,760.11, 32,785.07 and 13,147.71

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Solution

The fourth proportional to 23,760.11, 32,785.07 and 13,147.71 is: 18,141.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,760.11 : 32,785.07 = 13,147.71 : x
  2. Step 2: Convert to fraction form
    23,760.11/32,785.07 = 13,147.71/x
  3. Step 3: Cross multiply
    23,760.11x = 32,785.07 × 13,147.71
  4. Step 4: Simplify right side
    23,760.11x = 431,048,526.95
  5. Step 5: Solve for x
    x = 431,048,526.95/23,760.11
  6. Step 6: Final answer
    x = 18,141.69

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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.