Home / 22,988.88-34,474.68-8,193.78

Finding the Fourth Proportional to 22,988.88, 34,474.68 and 8,193.78

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Solution

The fourth proportional to 22,988.88, 34,474.68 and 8,193.78 is: 12,287.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,988.88 : 34,474.68 = 8,193.78 : x
  2. Step 2: Convert to fraction form
    22,988.88/34,474.68 = 8,193.78/x
  3. Step 3: Cross multiply
    22,988.88x = 34,474.68 × 8,193.78
  4. Step 4: Simplify right side
    22,988.88x = 282,477,943.49
  5. Step 5: Solve for x
    x = 282,477,943.49/22,988.88
  6. Step 6: Final answer
    x = 12,287.59

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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.