Home / 15,839.16-23,751.72-8,442.24

Finding the Fourth Proportional to 15,839.16, 23,751.72 and 8,442.24

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Solution

The fourth proportional to 15,839.16, 23,751.72 and 8,442.24 is: 12,659.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,839.16 : 23,751.72 = 8,442.24 : x
  2. Step 2: Convert to fraction form
    15,839.16/23,751.72 = 8,442.24/x
  3. Step 3: Cross multiply
    15,839.16x = 23,751.72 × 8,442.24
  4. Step 4: Simplify right side
    15,839.16x = 200,517,720.65
  5. Step 5: Solve for x
    x = 200,517,720.65/15,839.16
  6. Step 6: Final answer
    x = 12,659.62

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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.