Home / 19,732.30-27,229.41-10,778.02

Finding the Fourth Proportional to 19,732.30, 27,229.41 and 10,778.02

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Solution

The fourth proportional to 19,732.30, 27,229.41 and 10,778.02 is: 14,873.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,732.30 : 27,229.41 = 10,778.02 : x
  2. Step 2: Convert to fraction form
    19,732.30/27,229.41 = 10,778.02/x
  3. Step 3: Cross multiply
    19,732.30x = 27,229.41 × 10,778.02
  4. Step 4: Simplify right side
    19,732.30x = 293,479,125.57
  5. Step 5: Solve for x
    x = 293,479,125.57/19,732.30
  6. Step 6: Final answer
    x = 14,873.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.