Home / 50,742.59-70,028.27-28,082.52

Finding the Fourth Proportional to 50,742.59, 70,028.27 and 28,082.52

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Solution

The fourth proportional to 50,742.59, 70,028.27 and 28,082.52 is: 38,755.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,742.59 : 70,028.27 = 28,082.52 : x
  2. Step 2: Convert to fraction form
    50,742.59/70,028.27 = 28,082.52/x
  3. Step 3: Cross multiply
    50,742.59x = 70,028.27 × 28,082.52
  4. Step 4: Simplify right side
    50,742.59x = 1,966,570,152.43
  5. Step 5: Solve for x
    x = 1,966,570,152.43/50,742.59
  6. Step 6: Final answer
    x = 38,755.81

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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.