Home / 38,040.60-57,085.38-20,522.52

Finding the Fourth Proportional to 38,040.60, 57,085.38 and 20,522.52

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Solution

The fourth proportional to 38,040.60, 57,085.38 and 20,522.52 is: 30,796.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,040.60 : 57,085.38 = 20,522.52 : x
  2. Step 2: Convert to fraction form
    38,040.60/57,085.38 = 20,522.52/x
  3. Step 3: Cross multiply
    38,040.60x = 57,085.38 × 20,522.52
  4. Step 4: Simplify right side
    38,040.60x = 1,171,535,852.76
  5. Step 5: Solve for x
    x = 1,171,535,852.76/38,040.60
  6. Step 6: Final answer
    x = 30,796.99

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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.