Home / 23,286.13-34,909.61-10,128.59

Finding the Fourth Proportional to 23,286.13, 34,909.61 and 10,128.59

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Solution

The fourth proportional to 23,286.13, 34,909.61 and 10,128.59 is: 15,184.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,286.13 : 34,909.61 = 10,128.59 : x
  2. Step 2: Convert to fraction form
    23,286.13/34,909.61 = 10,128.59/x
  3. Step 3: Cross multiply
    23,286.13x = 34,909.61 × 10,128.59
  4. Step 4: Simplify right side
    23,286.13x = 353,585,163.38
  5. Step 5: Solve for x
    x = 353,585,163.38/23,286.13
  6. Step 6: Final answer
    x = 15,184.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.