Home / 38,350.06-57,402.27-20,536.18

Finding the Fourth Proportional to 38,350.06, 57,402.27 and 20,536.18

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Solution

The fourth proportional to 38,350.06, 57,402.27 and 20,536.18 is: 30,738.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,350.06 : 57,402.27 = 20,536.18 : x
  2. Step 2: Convert to fraction form
    38,350.06/57,402.27 = 20,536.18/x
  3. Step 3: Cross multiply
    38,350.06x = 57,402.27 × 20,536.18
  4. Step 4: Simplify right side
    38,350.06x = 1,178,823,205.62
  5. Step 5: Solve for x
    x = 1,178,823,205.62/38,350.06
  6. Step 6: Final answer
    x = 30,738.50

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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.