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Finding the Fourth Proportional to 18,482.17, 25,502.45 and 10,524.55

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Solution

The fourth proportional to 18,482.17, 25,502.45 and 10,524.55 is: 14,522.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,482.17 : 25,502.45 = 10,524.55 : x
  2. Step 2: Convert to fraction form
    18,482.17/25,502.45 = 10,524.55/x
  3. Step 3: Cross multiply
    18,482.17x = 25,502.45 × 10,524.55
  4. Step 4: Simplify right side
    18,482.17x = 268,401,757.52
  5. Step 5: Solve for x
    x = 268,401,757.52/18,482.17
  6. Step 6: Final answer
    x = 14,522.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.