Home / 15,490.68-23,236.05-6,132.90

Finding the Fourth Proportional to 15,490.68, 23,236.05 and 6,132.90

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Solution

The fourth proportional to 15,490.68, 23,236.05 and 6,132.90 is: 9,199.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,490.68 : 23,236.05 = 6,132.90 : x
  2. Step 2: Convert to fraction form
    15,490.68/23,236.05 = 6,132.90/x
  3. Step 3: Cross multiply
    15,490.68x = 23,236.05 × 6,132.90
  4. Step 4: Simplify right side
    15,490.68x = 142,504,371.05
  5. Step 5: Solve for x
    x = 142,504,371.05/15,490.68
  6. Step 6: Final answer
    x = 9,199.36

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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.