Home / 38,570.22-53,217.18-22,651.56

Finding the Fourth Proportional to 38,570.22, 53,217.18 and 22,651.56

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Solution

The fourth proportional to 38,570.22, 53,217.18 and 22,651.56 is: 31,253.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,570.22 : 53,217.18 = 22,651.56 : x
  2. Step 2: Convert to fraction form
    38,570.22/53,217.18 = 22,651.56/x
  3. Step 3: Cross multiply
    38,570.22x = 53,217.18 × 22,651.56
  4. Step 4: Simplify right side
    38,570.22x = 1,205,452,145.80
  5. Step 5: Solve for x
    x = 1,205,452,145.80/38,570.22
  6. Step 6: Final answer
    x = 31,253.44

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Double scale
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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.