Home / 50,877.52-70,215.19-28,223.82

Finding the Fourth Proportional to 50,877.52, 70,215.19 and 28,223.82

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Solution

The fourth proportional to 50,877.52, 70,215.19 and 28,223.82 is: 38,951.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,877.52 : 70,215.19 = 28,223.82 : x
  2. Step 2: Convert to fraction form
    50,877.52/70,215.19 = 28,223.82/x
  3. Step 3: Cross multiply
    50,877.52x = 70,215.19 × 28,223.82
  4. Step 4: Simplify right side
    50,877.52x = 1,981,740,556.25
  5. Step 5: Solve for x
    x = 1,981,740,556.25/50,877.52
  6. Step 6: Final answer
    x = 38,951.20

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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.