Home / 52,144.32-71,959.20-28,271.04

Finding the Fourth Proportional to 52,144.32, 71,959.20 and 28,271.04

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Solution

The fourth proportional to 52,144.32, 71,959.20 and 28,271.04 is: 39,014.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,144.32 : 71,959.20 = 28,271.04 : x
  2. Step 2: Convert to fraction form
    52,144.32/71,959.20 = 28,271.04/x
  3. Step 3: Cross multiply
    52,144.32x = 71,959.20 × 28,271.04
  4. Step 4: Simplify right side
    52,144.32x = 2,034,361,421.57
  5. Step 5: Solve for x
    x = 2,034,361,421.57/52,144.32
  6. Step 6: Final answer
    x = 39,014.06

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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.