Home / 34,747.26-47,951.02-18,831.70

Finding the Fourth Proportional to 34,747.26, 47,951.02 and 18,831.70

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Solution

The fourth proportional to 34,747.26, 47,951.02 and 18,831.70 is: 25,987.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,747.26 : 47,951.02 = 18,831.70 : x
  2. Step 2: Convert to fraction form
    34,747.26/47,951.02 = 18,831.70/x
  3. Step 3: Cross multiply
    34,747.26x = 47,951.02 × 18,831.70
  4. Step 4: Simplify right side
    34,747.26x = 902,999,223.33
  5. Step 5: Solve for x
    x = 902,999,223.33/34,747.26
  6. Step 6: Final answer
    x = 25,987.64

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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.