Home / 54,278.33-81,414.45-16,838.10

Finding the Fourth Proportional to 54,278.33, 81,414.45 and 16,838.10

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Solution

The fourth proportional to 54,278.33, 81,414.45 and 16,838.10 is: 25,256.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,278.33 : 81,414.45 = 16,838.10 : x
  2. Step 2: Convert to fraction form
    54,278.33/81,414.45 = 16,838.10/x
  3. Step 3: Cross multiply
    54,278.33x = 81,414.45 × 16,838.10
  4. Step 4: Simplify right side
    54,278.33x = 1,370,864,650.55
  5. Step 5: Solve for x
    x = 1,370,864,650.55/54,278.33
  6. Step 6: Final answer
    x = 25,256.21

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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.