Home / 39,899.98-59,843.22-11,819.44

Finding the Fourth Proportional to 39,899.98, 59,843.22 and 11,819.44

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Solution

The fourth proportional to 39,899.98, 59,843.22 and 11,819.44 is: 17,727.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,899.98 : 59,843.22 = 11,819.44 : x
  2. Step 2: Convert to fraction form
    39,899.98/59,843.22 = 11,819.44/x
  3. Step 3: Cross multiply
    39,899.98x = 59,843.22 × 11,819.44
  4. Step 4: Simplify right side
    39,899.98x = 707,313,348.20
  5. Step 5: Solve for x
    x = 707,313,348.20/39,899.98
  6. Step 6: Final answer
    x = 17,727.16

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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.