Home / 24,279.87-36,423.65-8,489.28

Finding the Fourth Proportional to 24,279.87, 36,423.65 and 8,489.28

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Solution

The fourth proportional to 24,279.87, 36,423.65 and 8,489.28 is: 12,735.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,279.87 : 36,423.65 = 8,489.28 : x
  2. Step 2: Convert to fraction form
    24,279.87/36,423.65 = 8,489.28/x
  3. Step 3: Cross multiply
    24,279.87x = 36,423.65 × 8,489.28
  4. Step 4: Simplify right side
    24,279.87x = 309,210,563.47
  5. Step 5: Solve for x
    x = 309,210,563.47/24,279.87
  6. Step 6: Final answer
    x = 12,735.26

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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.