Home / 45,427.89-62,689.71-25,284.21

Finding the Fourth Proportional to 45,427.89, 62,689.71 and 25,284.21

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Solution

The fourth proportional to 45,427.89, 62,689.71 and 25,284.21 is: 34,891.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,427.89 : 62,689.71 = 25,284.21 : x
  2. Step 2: Convert to fraction form
    45,427.89/62,689.71 = 25,284.21/x
  3. Step 3: Cross multiply
    45,427.89x = 62,689.71 × 25,284.21
  4. Step 4: Simplify right side
    45,427.89x = 1,585,059,792.48
  5. Step 5: Solve for x
    x = 1,585,059,792.48/45,427.89
  6. Step 6: Final answer
    x = 34,891.78

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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.