Home / 52,597.06-72,581.22-28,719.12

Finding the Fourth Proportional to 52,597.06, 72,581.22 and 28,719.12

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Solution

The fourth proportional to 52,597.06, 72,581.22 and 28,719.12 is: 39,630.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,597.06 : 72,581.22 = 28,719.12 : x
  2. Step 2: Convert to fraction form
    52,597.06/72,581.22 = 28,719.12/x
  3. Step 3: Cross multiply
    52,597.06x = 72,581.22 × 28,719.12
  4. Step 4: Simplify right side
    52,597.06x = 2,084,468,766.93
  5. Step 5: Solve for x
    x = 2,084,468,766.93/52,597.06
  6. Step 6: Final answer
    x = 39,630.90

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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.