Home / 25,330.68-37,983.06-13,491.18

Finding the Fourth Proportional to 25,330.68, 37,983.06 and 13,491.18

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Solution

The fourth proportional to 25,330.68, 37,983.06 and 13,491.18 is: 20,229.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,330.68 : 37,983.06 = 13,491.18 : x
  2. Step 2: Convert to fraction form
    25,330.68/37,983.06 = 13,491.18/x
  3. Step 3: Cross multiply
    25,330.68x = 37,983.06 × 13,491.18
  4. Step 4: Simplify right side
    25,330.68x = 512,436,299.41
  5. Step 5: Solve for x
    x = 512,436,299.41/25,330.68
  6. Step 6: Final answer
    x = 20,229.87

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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.