Home / 23,517.39-32,454.63-12,907.40

Finding the Fourth Proportional to 23,517.39, 32,454.63 and 12,907.40

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Solution

The fourth proportional to 23,517.39, 32,454.63 and 12,907.40 is: 17,812.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,517.39 : 32,454.63 = 12,907.40 : x
  2. Step 2: Convert to fraction form
    23,517.39/32,454.63 = 12,907.40/x
  3. Step 3: Cross multiply
    23,517.39x = 32,454.63 × 12,907.40
  4. Step 4: Simplify right side
    23,517.39x = 418,904,891.26
  5. Step 5: Solve for x
    x = 418,904,891.26/23,517.39
  6. Step 6: Final answer
    x = 17,812.56

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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.