Home / 21,728.44-32,567.10-10,016.92

Finding the Fourth Proportional to 21,728.44, 32,567.10 and 10,016.92

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Solution

The fourth proportional to 21,728.44, 32,567.10 and 10,016.92 is: 15,013.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,728.44 : 32,567.10 = 10,016.92 : x
  2. Step 2: Convert to fraction form
    21,728.44/32,567.10 = 10,016.92/x
  3. Step 3: Cross multiply
    21,728.44x = 32,567.10 × 10,016.92
  4. Step 4: Simplify right side
    21,728.44x = 326,222,035.33
  5. Step 5: Solve for x
    x = 326,222,035.33/21,728.44
  6. Step 6: Final answer
    x = 15,013.60

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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.