Home / 50,881.02-70,215.84-28,223.46

Finding the Fourth Proportional to 50,881.02, 70,215.84 and 28,223.46

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Solution

The fourth proportional to 50,881.02, 70,215.84 and 28,223.46 is: 38,948.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,881.02 : 70,215.84 = 28,223.46 : x
  2. Step 2: Convert to fraction form
    50,881.02/70,215.84 = 28,223.46/x
  3. Step 3: Cross multiply
    50,881.02x = 70,215.84 × 28,223.46
  4. Step 4: Simplify right side
    50,881.02x = 1,981,733,951.61
  5. Step 5: Solve for x
    x = 1,981,733,951.61/50,881.02
  6. Step 6: Final answer
    x = 38,948.39

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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.