Home / 50,877.64-70,215.45-28,223.93

Finding the Fourth Proportional to 50,877.64, 70,215.45 and 28,223.93

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Solution

The fourth proportional to 50,877.64, 70,215.45 and 28,223.93 is: 38,951.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,877.64 : 70,215.45 = 28,223.93 : x
  2. Step 2: Convert to fraction form
    50,877.64/70,215.45 = 28,223.93/x
  3. Step 3: Cross multiply
    50,877.64x = 70,215.45 × 28,223.93
  4. Step 4: Simplify right side
    50,877.64x = 1,981,755,963.79
  5. Step 5: Solve for x
    x = 1,981,755,963.79/50,877.64
  6. Step 6: Final answer
    x = 38,951.41

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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.