Home / 25,405.59-35,126.55-22,252.71

Finding the Fourth Proportional to 25,405.59, 35,126.55 and 22,252.71

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Solution

The fourth proportional to 25,405.59, 35,126.55 and 22,252.71 is: 30,767.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,405.59 : 35,126.55 = 22,252.71 : x
  2. Step 2: Convert to fraction form
    25,405.59/35,126.55 = 22,252.71/x
  3. Step 3: Cross multiply
    25,405.59x = 35,126.55 × 22,252.71
  4. Step 4: Simplify right side
    25,405.59x = 781,660,930.45
  5. Step 5: Solve for x
    x = 781,660,930.45/25,405.59
  6. Step 6: Final answer
    x = 30,767.28

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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.