Home / 34,368.30-51,523.19-15,641.78

Finding the Fourth Proportional to 34,368.30, 51,523.19 and 15,641.78

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Solution

The fourth proportional to 34,368.30, 51,523.19 and 15,641.78 is: 23,449.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,368.30 : 51,523.19 = 15,641.78 : x
  2. Step 2: Convert to fraction form
    34,368.30/51,523.19 = 15,641.78/x
  3. Step 3: Cross multiply
    34,368.30x = 51,523.19 × 15,641.78
  4. Step 4: Simplify right side
    34,368.30x = 805,914,067.05
  5. Step 5: Solve for x
    x = 805,914,067.05/34,368.30
  6. Step 6: Final answer
    x = 23,449.34

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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.