Home / 15,436.17-23,154.20-5,575.43

Finding the Fourth Proportional to 15,436.17, 23,154.20 and 5,575.43

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Solution

The fourth proportional to 15,436.17, 23,154.20 and 5,575.43 is: 8,363.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,436.17 : 23,154.20 = 5,575.43 : x
  2. Step 2: Convert to fraction form
    15,436.17/23,154.20 = 5,575.43/x
  3. Step 3: Cross multiply
    15,436.17x = 23,154.20 × 5,575.43
  4. Step 4: Simplify right side
    15,436.17x = 129,094,703.58
  5. Step 5: Solve for x
    x = 129,094,703.58/15,436.17
  6. Step 6: Final answer
    x = 8,363.13

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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.