Home / 52,107.20-71,907.84-28,234.48

Finding the Fourth Proportional to 52,107.20, 71,907.84 and 28,234.48

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Solution

The fourth proportional to 52,107.20, 71,907.84 and 28,234.48 is: 38,963.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,107.20 : 71,907.84 = 28,234.48 : x
  2. Step 2: Convert to fraction form
    52,107.20/71,907.84 = 28,234.48/x
  3. Step 3: Cross multiply
    52,107.20x = 71,907.84 × 28,234.48
  4. Step 4: Simplify right side
    52,107.20x = 2,030,280,470.32
  5. Step 5: Solve for x
    x = 2,030,280,470.32/52,107.20
  6. Step 6: Final answer
    x = 38,963.53

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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.