Home / 38,302.20-57,500.10-21,673.80

Finding the Fourth Proportional to 38,302.20, 57,500.10 and 21,673.80

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Solution

The fourth proportional to 38,302.20, 57,500.10 and 21,673.80 is: 32,537.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,302.20 : 57,500.10 = 21,673.80 : x
  2. Step 2: Convert to fraction form
    38,302.20/57,500.10 = 21,673.80/x
  3. Step 3: Cross multiply
    38,302.20x = 57,500.10 × 21,673.80
  4. Step 4: Simplify right side
    38,302.20x = 1,246,245,667.38
  5. Step 5: Solve for x
    x = 1,246,245,667.38/38,302.20
  6. Step 6: Final answer
    x = 32,537.18

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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.