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Finding the Fourth Proportional to 25,175.76, 37,734.36 and 22,259.76

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Solution

The fourth proportional to 25,175.76, 37,734.36 and 22,259.76 is: 33,363.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,175.76 : 37,734.36 = 22,259.76 : x
  2. Step 2: Convert to fraction form
    25,175.76/37,734.36 = 22,259.76/x
  3. Step 3: Cross multiply
    25,175.76x = 37,734.36 × 22,259.76
  4. Step 4: Simplify right side
    25,175.76x = 839,957,797.35
  5. Step 5: Solve for x
    x = 839,957,797.35/25,175.76
  6. Step 6: Final answer
    x = 33,363.75

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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.