Home / 52,194.46-72,028.54-28,321.20

Finding the Fourth Proportional to 52,194.46, 72,028.54 and 28,321.20

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Solution

The fourth proportional to 52,194.46, 72,028.54 and 28,321.20 is: 39,083.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,194.46 : 72,028.54 = 28,321.20 : x
  2. Step 2: Convert to fraction form
    52,194.46/72,028.54 = 28,321.20/x
  3. Step 3: Cross multiply
    52,194.46x = 72,028.54 × 28,321.20
  4. Step 4: Simplify right side
    52,194.46x = 2,039,934,687.05
  5. Step 5: Solve for x
    x = 2,039,934,687.05/52,194.46
  6. Step 6: Final answer
    x = 39,083.36

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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.