Home / 39,490.74-59,229.70-13,195.44

Finding the Fourth Proportional to 39,490.74, 59,229.70 and 13,195.44

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Solution

The fourth proportional to 39,490.74, 59,229.70 and 13,195.44 is: 19,791.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,490.74 : 59,229.70 = 13,195.44 : x
  2. Step 2: Convert to fraction form
    39,490.74/59,229.70 = 13,195.44/x
  3. Step 3: Cross multiply
    39,490.74x = 59,229.70 × 13,195.44
  4. Step 4: Simplify right side
    39,490.74x = 781,561,919.58
  5. Step 5: Solve for x
    x = 781,561,919.58/39,490.74
  6. Step 6: Final answer
    x = 19,791.02

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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.