Home / 34,747.38-47,951.47-18,831.83

Finding the Fourth Proportional to 34,747.38, 47,951.47 and 18,831.83

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Solution

The fourth proportional to 34,747.38, 47,951.47 and 18,831.83 is: 25,987.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,747.38 : 47,951.47 = 18,831.83 : x
  2. Step 2: Convert to fraction form
    34,747.38/47,951.47 = 18,831.83/x
  3. Step 3: Cross multiply
    34,747.38x = 47,951.47 × 18,831.83
  4. Step 4: Simplify right side
    34,747.38x = 903,013,644.45
  5. Step 5: Solve for x
    x = 903,013,644.45/34,747.38
  6. Step 6: Final answer
    x = 25,987.96

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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.