Home / 15,244.20-22,871.16-5,389.74

Finding the Fourth Proportional to 15,244.20, 22,871.16 and 5,389.74

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Solution

The fourth proportional to 15,244.20, 22,871.16 and 5,389.74 is: 8,086.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,244.20 : 22,871.16 = 5,389.74 : x
  2. Step 2: Convert to fraction form
    15,244.20/22,871.16 = 5,389.74/x
  3. Step 3: Cross multiply
    15,244.20x = 22,871.16 × 5,389.74
  4. Step 4: Simplify right side
    15,244.20x = 123,269,605.90
  5. Step 5: Solve for x
    x = 123,269,605.90/15,244.20
  6. Step 6: Final answer
    x = 8,086.33

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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.