Home / 25,204.32-37,821.12-13,960.80

Finding the Fourth Proportional to 25,204.32, 37,821.12 and 13,960.80

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Solution

The fourth proportional to 25,204.32, 37,821.12 and 13,960.80 is: 20,949.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,204.32 : 37,821.12 = 13,960.80 : x
  2. Step 2: Convert to fraction form
    25,204.32/37,821.12 = 13,960.80/x
  3. Step 3: Cross multiply
    25,204.32x = 37,821.12 × 13,960.80
  4. Step 4: Simplify right side
    25,204.32x = 528,013,092.10
  5. Step 5: Solve for x
    x = 528,013,092.10/25,204.32
  6. Step 6: Final answer
    x = 20,949.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.