Home / 15,490.92-23,246.16-5,630.88

Finding the Fourth Proportional to 15,490.92, 23,246.16 and 5,630.88

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Solution

The fourth proportional to 15,490.92, 23,246.16 and 5,630.88 is: 8,449.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,490.92 : 23,246.16 = 5,630.88 : x
  2. Step 2: Convert to fraction form
    15,490.92/23,246.16 = 5,630.88/x
  3. Step 3: Cross multiply
    15,490.92x = 23,246.16 × 5,630.88
  4. Step 4: Simplify right side
    15,490.92x = 130,896,337.42
  5. Step 5: Solve for x
    x = 130,896,337.42/15,490.92
  6. Step 6: Final answer
    x = 8,449.87

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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.