Home / 25,620.20-38,175.61-22,825.40

Finding the Fourth Proportional to 25,620.20, 38,175.61 and 22,825.40

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Solution

The fourth proportional to 25,620.20, 38,175.61 and 22,825.40 is: 34,011.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,620.20 : 38,175.61 = 22,825.40 : x
  2. Step 2: Convert to fraction form
    25,620.20/38,175.61 = 22,825.40/x
  3. Step 3: Cross multiply
    25,620.20x = 38,175.61 × 22,825.40
  4. Step 4: Simplify right side
    25,620.20x = 871,373,578.09
  5. Step 5: Solve for x
    x = 871,373,578.09/25,620.20
  6. Step 6: Final answer
    x = 34,011.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.