Home / 15,414.38-23,107.56-5,551.41

Finding the Fourth Proportional to 15,414.38, 23,107.56 and 5,551.41

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Solution

The fourth proportional to 15,414.38, 23,107.56 and 5,551.41 is: 8,322.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,414.38 : 23,107.56 = 5,551.41 : x
  2. Step 2: Convert to fraction form
    15,414.38/23,107.56 = 5,551.41/x
  3. Step 3: Cross multiply
    15,414.38x = 23,107.56 × 5,551.41
  4. Step 4: Simplify right side
    15,414.38x = 128,279,539.66
  5. Step 5: Solve for x
    x = 128,279,539.66/15,414.38
  6. Step 6: Final answer
    x = 8,322.07

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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.