Home / 21,760.60-32,603.10-10,049.80

Finding the Fourth Proportional to 21,760.60, 32,603.10 and 10,049.80

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Solution

The fourth proportional to 21,760.60, 32,603.10 and 10,049.80 is: 15,057.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,760.60 : 32,603.10 = 10,049.80 : x
  2. Step 2: Convert to fraction form
    21,760.60/32,603.10 = 10,049.80/x
  3. Step 3: Cross multiply
    21,760.60x = 32,603.10 × 10,049.80
  4. Step 4: Simplify right side
    21,760.60x = 327,654,634.38
  5. Step 5: Solve for x
    x = 327,654,634.38/21,760.60
  6. Step 6: Final answer
    x = 15,057.24

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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.