Home / 25,132.57-34,694.75-14,520.15

Finding the Fourth Proportional to 25,132.57, 34,694.75 and 14,520.15

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Solution

The fourth proportional to 25,132.57, 34,694.75 and 14,520.15 is: 20,044.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,132.57 : 34,694.75 = 14,520.15 : x
  2. Step 2: Convert to fraction form
    25,132.57/34,694.75 = 14,520.15/x
  3. Step 3: Cross multiply
    25,132.57x = 34,694.75 × 14,520.15
  4. Step 4: Simplify right side
    25,132.57x = 503,772,974.21
  5. Step 5: Solve for x
    x = 503,772,974.21/25,132.57
  6. Step 6: Final answer
    x = 20,044.63

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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.