Home / 50,770.13-70,062.84-28,414.13

Finding the Fourth Proportional to 50,770.13, 70,062.84 and 28,414.13

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Solution

The fourth proportional to 50,770.13, 70,062.84 and 28,414.13 is: 39,211.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,770.13 : 70,062.84 = 28,414.13 : x
  2. Step 2: Convert to fraction form
    50,770.13/70,062.84 = 28,414.13/x
  3. Step 3: Cross multiply
    50,770.13x = 70,062.84 × 28,414.13
  4. Step 4: Simplify right side
    50,770.13x = 1,990,774,293.62
  5. Step 5: Solve for x
    x = 1,990,774,293.62/50,770.13
  6. Step 6: Final answer
    x = 39,211.53

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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.