Home / 38,335.74-57,512.76-12,040.48

Finding the Fourth Proportional to 38,335.74, 57,512.76 and 12,040.48

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Solution

The fourth proportional to 38,335.74, 57,512.76 and 12,040.48 is: 18,063.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,335.74 : 57,512.76 = 12,040.48 : x
  2. Step 2: Convert to fraction form
    38,335.74/57,512.76 = 12,040.48/x
  3. Step 3: Cross multiply
    38,335.74x = 57,512.76 × 12,040.48
  4. Step 4: Simplify right side
    38,335.74x = 692,481,236.52
  5. Step 5: Solve for x
    x = 692,481,236.52/38,335.74
  6. Step 6: Final answer
    x = 18,063.59

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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.