Home / 15,331.95-22,981.10-8,743.59

Finding the Fourth Proportional to 15,331.95, 22,981.10 and 8,743.59

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Solution

The fourth proportional to 15,331.95, 22,981.10 and 8,743.59 is: 13,105.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,331.95 : 22,981.10 = 8,743.59 : x
  2. Step 2: Convert to fraction form
    15,331.95/22,981.10 = 8,743.59/x
  3. Step 3: Cross multiply
    15,331.95x = 22,981.10 × 8,743.59
  4. Step 4: Simplify right side
    15,331.95x = 200,937,272.43
  5. Step 5: Solve for x
    x = 200,937,272.43/15,331.95
  6. Step 6: Final answer
    x = 13,105.79

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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.