Home / 24,549.30-36,786.15-18,279.90

Finding the Fourth Proportional to 24,549.30, 36,786.15 and 18,279.90

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Solution

The fourth proportional to 24,549.30, 36,786.15 and 18,279.90 is: 27,391.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,549.30 : 36,786.15 = 18,279.90 : x
  2. Step 2: Convert to fraction form
    24,549.30/36,786.15 = 18,279.90/x
  3. Step 3: Cross multiply
    24,549.30x = 36,786.15 × 18,279.90
  4. Step 4: Simplify right side
    24,549.30x = 672,447,143.39
  5. Step 5: Solve for x
    x = 672,447,143.39/24,549.30
  6. Step 6: Final answer
    x = 27,391.70

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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.