Home / 25,400.50-35,033.44-22,251.22

Finding the Fourth Proportional to 25,400.50, 35,033.44 and 22,251.22

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Solution

The fourth proportional to 25,400.50, 35,033.44 and 22,251.22 is: 30,689.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,400.50 : 35,033.44 = 22,251.22 : x
  2. Step 2: Convert to fraction form
    25,400.50/35,033.44 = 22,251.22/x
  3. Step 3: Cross multiply
    25,400.50x = 35,033.44 × 22,251.22
  4. Step 4: Simplify right side
    25,400.50x = 779,536,780.80
  5. Step 5: Solve for x
    x = 779,536,780.80/25,400.50
  6. Step 6: Final answer
    x = 30,689.82

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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.