Home / 38,076.75-57,115.13-10,374.75

Finding the Fourth Proportional to 38,076.75, 57,115.13 and 10,374.75

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Solution

The fourth proportional to 38,076.75, 57,115.13 and 10,374.75 is: 15,562.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,076.75 : 57,115.13 = 10,374.75 : x
  2. Step 2: Convert to fraction form
    38,076.75/57,115.13 = 10,374.75/x
  3. Step 3: Cross multiply
    38,076.75x = 57,115.13 × 10,374.75
  4. Step 4: Simplify right side
    38,076.75x = 592,555,143.09
  5. Step 5: Solve for x
    x = 592,555,143.09/38,076.75
  6. Step 6: Final answer
    x = 15,562.13

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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.