Home / 23,329.76-32,170.14-15,358.14

Finding the Fourth Proportional to 23,329.76, 32,170.14 and 15,358.14

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Solution

The fourth proportional to 23,329.76, 32,170.14 and 15,358.14 is: 21,177.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,329.76 : 32,170.14 = 15,358.14 : x
  2. Step 2: Convert to fraction form
    23,329.76/32,170.14 = 15,358.14/x
  3. Step 3: Cross multiply
    23,329.76x = 32,170.14 × 15,358.14
  4. Step 4: Simplify right side
    23,329.76x = 494,073,513.94
  5. Step 5: Solve for x
    x = 494,073,513.94/23,329.76
  6. Step 6: Final answer
    x = 21,177.83

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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.