Home / 38,277.12-57,424.84-18,532.60

Finding the Fourth Proportional to 38,277.12, 57,424.84 and 18,532.60

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Solution

The fourth proportional to 38,277.12, 57,424.84 and 18,532.60 is: 27,803.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,277.12 : 57,424.84 = 18,532.60 : x
  2. Step 2: Convert to fraction form
    38,277.12/57,424.84 = 18,532.60/x
  3. Step 3: Cross multiply
    38,277.12x = 57,424.84 × 18,532.60
  4. Step 4: Simplify right side
    38,277.12x = 1,064,231,589.78
  5. Step 5: Solve for x
    x = 1,064,231,589.78/38,277.12
  6. Step 6: Final answer
    x = 27,803.33

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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.