Home / 23,930.44-35,862.06-20,402.20

Finding the Fourth Proportional to 23,930.44, 35,862.06 and 20,402.20

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Solution

The fourth proportional to 23,930.44, 35,862.06 and 20,402.20 is: 30,574.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,930.44 : 35,862.06 = 20,402.20 : x
  2. Step 2: Convert to fraction form
    23,930.44/35,862.06 = 20,402.20/x
  3. Step 3: Cross multiply
    23,930.44x = 35,862.06 × 20,402.20
  4. Step 4: Simplify right side
    23,930.44x = 731,664,920.53
  5. Step 5: Solve for x
    x = 731,664,920.53/23,930.44
  6. Step 6: Final answer
    x = 30,574.65

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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.