Home / 30,168.28-45,211.38-22,766.56

Finding the Fourth Proportional to 30,168.28, 45,211.38 and 22,766.56

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Solution

The fourth proportional to 30,168.28, 45,211.38 and 22,766.56 is: 34,118.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,168.28 : 45,211.38 = 22,766.56 : x
  2. Step 2: Convert to fraction form
    30,168.28/45,211.38 = 22,766.56/x
  3. Step 3: Cross multiply
    30,168.28x = 45,211.38 × 22,766.56
  4. Step 4: Simplify right side
    30,168.28x = 1,029,307,595.45
  5. Step 5: Solve for x
    x = 1,029,307,595.45/30,168.28
  6. Step 6: Final answer
    x = 34,118.87

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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.