Home / 38,262.57-57,416.54-20,732.01

Finding the Fourth Proportional to 38,262.57, 57,416.54 and 20,732.01

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Solution

The fourth proportional to 38,262.57, 57,416.54 and 20,732.01 is: 31,110.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,262.57 : 57,416.54 = 20,732.01 : x
  2. Step 2: Convert to fraction form
    38,262.57/57,416.54 = 20,732.01/x
  3. Step 3: Cross multiply
    38,262.57x = 57,416.54 × 20,732.01
  4. Step 4: Simplify right side
    38,262.57x = 1,190,360,177.79
  5. Step 5: Solve for x
    x = 1,190,360,177.79/38,262.57
  6. Step 6: Final answer
    x = 31,110.30

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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.