Home / 38,831.62-58,232.67-12,532.42

Finding the Fourth Proportional to 38,831.62, 58,232.67 and 12,532.42

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Solution

The fourth proportional to 38,831.62, 58,232.67 and 12,532.42 is: 18,793.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,831.62 : 58,232.67 = 12,532.42 : x
  2. Step 2: Convert to fraction form
    38,831.62/58,232.67 = 12,532.42/x
  3. Step 3: Cross multiply
    38,831.62x = 58,232.67 × 12,532.42
  4. Step 4: Simplify right side
    38,831.62x = 729,796,278.16
  5. Step 5: Solve for x
    x = 729,796,278.16/38,831.62
  6. Step 6: Final answer
    x = 18,793.87

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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.