Home / 21,862.18-32,794.29-7,072.25

Finding the Fourth Proportional to 21,862.18, 32,794.29 and 7,072.25

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Solution

The fourth proportional to 21,862.18, 32,794.29 and 7,072.25 is: 10,608.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,862.18 : 32,794.29 = 7,072.25 : x
  2. Step 2: Convert to fraction form
    21,862.18/32,794.29 = 7,072.25/x
  3. Step 3: Cross multiply
    21,862.18x = 32,794.29 × 7,072.25
  4. Step 4: Simplify right side
    21,862.18x = 231,929,306.13
  5. Step 5: Solve for x
    x = 231,929,306.13/21,862.18
  6. Step 6: Final answer
    x = 10,608.70

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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.