Home / 22,757.24-34,139.10-9,615.80

Finding the Fourth Proportional to 22,757.24, 34,139.10 and 9,615.80

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Solution

The fourth proportional to 22,757.24, 34,139.10 and 9,615.80 is: 14,425.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,757.24 : 34,139.10 = 9,615.80 : x
  2. Step 2: Convert to fraction form
    22,757.24/34,139.10 = 9,615.80/x
  3. Step 3: Cross multiply
    22,757.24x = 34,139.10 × 9,615.80
  4. Step 4: Simplify right side
    22,757.24x = 328,274,757.78
  5. Step 5: Solve for x
    x = 328,274,757.78/22,757.24
  6. Step 6: Final answer
    x = 14,425.07

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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.