Home / 22,704.30-31,329.99-12,632.76

Finding the Fourth Proportional to 22,704.30, 31,329.99 and 12,632.76

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Solution

The fourth proportional to 22,704.30, 31,329.99 and 12,632.76 is: 17,432.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,704.30 : 31,329.99 = 12,632.76 : x
  2. Step 2: Convert to fraction form
    22,704.30/31,329.99 = 12,632.76/x
  3. Step 3: Cross multiply
    22,704.30x = 31,329.99 × 12,632.76
  4. Step 4: Simplify right side
    22,704.30x = 395,784,244.47
  5. Step 5: Solve for x
    x = 395,784,244.47/22,704.30
  6. Step 6: Final answer
    x = 17,432.13

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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.