Home / 22,818.40-34,160.40-17,000.80

Finding the Fourth Proportional to 22,818.40, 34,160.40 and 17,000.80

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Solution

The fourth proportional to 22,818.40, 34,160.40 and 17,000.80 is: 25,451.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,818.40 : 34,160.40 = 17,000.80 : x
  2. Step 2: Convert to fraction form
    22,818.40/34,160.40 = 17,000.80/x
  3. Step 3: Cross multiply
    22,818.40x = 34,160.40 × 17,000.80
  4. Step 4: Simplify right side
    22,818.40x = 580,754,128.32
  5. Step 5: Solve for x
    x = 580,754,128.32/22,818.40
  6. Step 6: Final answer
    x = 25,451.13

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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.