Home / 52,082.06-71,873.22-28,208.72

Finding the Fourth Proportional to 52,082.06, 71,873.22 and 28,208.72

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Solution

The fourth proportional to 52,082.06, 71,873.22 and 28,208.72 is: 38,928.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,082.06 : 71,873.22 = 28,208.72 : x
  2. Step 2: Convert to fraction form
    52,082.06/71,873.22 = 28,208.72/x
  3. Step 3: Cross multiply
    52,082.06x = 71,873.22 × 28,208.72
  4. Step 4: Simplify right side
    52,082.06x = 2,027,451,538.48
  5. Step 5: Solve for x
    x = 2,027,451,538.48/52,082.06
  6. Step 6: Final answer
    x = 38,928.02

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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.