Home / 22,302.28-30,766.26-18,764.20

Finding the Fourth Proportional to 22,302.28, 30,766.26 and 18,764.20

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Solution

The fourth proportional to 22,302.28, 30,766.26 and 18,764.20 is: 25,885.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,302.28 : 30,766.26 = 18,764.20 : x
  2. Step 2: Convert to fraction form
    22,302.28/30,766.26 = 18,764.20/x
  3. Step 3: Cross multiply
    22,302.28x = 30,766.26 × 18,764.20
  4. Step 4: Simplify right side
    22,302.28x = 577,304,255.89
  5. Step 5: Solve for x
    x = 577,304,255.89/22,302.28
  6. Step 6: Final answer
    x = 25,885.44

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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.