Home / 15,232.38-21,022.50-8,944.75

Finding the Fourth Proportional to 15,232.38, 21,022.50 and 8,944.75

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Solution

The fourth proportional to 15,232.38, 21,022.50 and 8,944.75 is: 12,344.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,232.38 : 21,022.50 = 8,944.75 : x
  2. Step 2: Convert to fraction form
    15,232.38/21,022.50 = 8,944.75/x
  3. Step 3: Cross multiply
    15,232.38x = 21,022.50 × 8,944.75
  4. Step 4: Simplify right side
    15,232.38x = 188,041,006.88
  5. Step 5: Solve for x
    x = 188,041,006.88/15,232.38
  6. Step 6: Final answer
    x = 12,344.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.