Home / 22,265.12-30,766.80-15,967.52

Finding the Fourth Proportional to 22,265.12, 30,766.80 and 15,967.52

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Solution

The fourth proportional to 22,265.12, 30,766.80 and 15,967.52 is: 22,064.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,265.12 : 30,766.80 = 15,967.52 : x
  2. Step 2: Convert to fraction form
    22,265.12/30,766.80 = 15,967.52/x
  3. Step 3: Cross multiply
    22,265.12x = 30,766.80 × 15,967.52
  4. Step 4: Simplify right side
    22,265.12x = 491,269,494.34
  5. Step 5: Solve for x
    x = 491,269,494.34/22,265.12
  6. Step 6: Final answer
    x = 22,064.53

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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.