Home / 31,918.08-47,831.76-23,532.15

Finding the Fourth Proportional to 31,918.08, 47,831.76 and 23,532.15

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Solution

The fourth proportional to 31,918.08, 47,831.76 and 23,532.15 is: 35,264.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,918.08 : 47,831.76 = 23,532.15 : x
  2. Step 2: Convert to fraction form
    31,918.08/47,831.76 = 23,532.15/x
  3. Step 3: Cross multiply
    31,918.08x = 47,831.76 × 23,532.15
  4. Step 4: Simplify right side
    31,918.08x = 1,125,584,151.08
  5. Step 5: Solve for x
    x = 1,125,584,151.08/31,918.08
  6. Step 6: Final answer
    x = 35,264.78

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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.