Home / 36,527.11-54,793.12-12,831.78

Finding the Fourth Proportional to 36,527.11, 54,793.12 and 12,831.78

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Solution

The fourth proportional to 36,527.11, 54,793.12 and 12,831.78 is: 19,248.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,527.11 : 54,793.12 = 12,831.78 : x
  2. Step 2: Convert to fraction form
    36,527.11/54,793.12 = 12,831.78/x
  3. Step 3: Cross multiply
    36,527.11x = 54,793.12 × 12,831.78
  4. Step 4: Simplify right side
    36,527.11x = 703,092,955.31
  5. Step 5: Solve for x
    x = 703,092,955.31/36,527.11
  6. Step 6: Final answer
    x = 19,248.52

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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.