Home / 50,891.27-70,230.34-27,920.94

Finding the Fourth Proportional to 50,891.27, 70,230.34 and 27,920.94

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Solution

The fourth proportional to 50,891.27, 70,230.34 and 27,920.94 is: 38,531.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,891.27 : 70,230.34 = 27,920.94 : x
  2. Step 2: Convert to fraction form
    50,891.27/70,230.34 = 27,920.94/x
  3. Step 3: Cross multiply
    50,891.27x = 70,230.34 × 27,920.94
  4. Step 4: Simplify right side
    50,891.27x = 1,960,897,144.22
  5. Step 5: Solve for x
    x = 1,960,897,144.22/50,891.27
  6. Step 6: Final answer
    x = 38,531.11

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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.