Home / 23,517.90-32,454.68-12,907.62

Finding the Fourth Proportional to 23,517.90, 32,454.68 and 12,907.62

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Solution

The fourth proportional to 23,517.90, 32,454.68 and 12,907.62 is: 17,812.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,517.90 : 32,454.68 = 12,907.62 : x
  2. Step 2: Convert to fraction form
    23,517.90/32,454.68 = 12,907.62/x
  3. Step 3: Cross multiply
    23,517.90x = 32,454.68 × 12,907.62
  4. Step 4: Simplify right side
    23,517.90x = 418,912,612.12
  5. Step 5: Solve for x
    x = 418,912,612.12/23,517.90
  6. Step 6: Final answer
    x = 17,812.50

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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.