Home / 39,843.20-59,766.96-14,889.80

Finding the Fourth Proportional to 39,843.20, 59,766.96 and 14,889.80

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Solution

The fourth proportional to 39,843.20, 59,766.96 and 14,889.80 is: 22,335.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,843.20 : 59,766.96 = 14,889.80 : x
  2. Step 2: Convert to fraction form
    39,843.20/59,766.96 = 14,889.80/x
  3. Step 3: Cross multiply
    39,843.20x = 59,766.96 × 14,889.80
  4. Step 4: Simplify right side
    39,843.20x = 889,918,081.01
  5. Step 5: Solve for x
    x = 889,918,081.01/39,843.20
  6. Step 6: Final answer
    x = 22,335.51

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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.