Home / 37,725.88-56,587.80-12,765.76

Finding the Fourth Proportional to 37,725.88, 56,587.80 and 12,765.76

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Solution

The fourth proportional to 37,725.88, 56,587.80 and 12,765.76 is: 19,148.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,725.88 : 56,587.80 = 12,765.76 : x
  2. Step 2: Convert to fraction form
    37,725.88/56,587.80 = 12,765.76/x
  3. Step 3: Cross multiply
    37,725.88x = 56,587.80 × 12,765.76
  4. Step 4: Simplify right side
    37,725.88x = 722,386,273.73
  5. Step 5: Solve for x
    x = 722,386,273.73/37,725.88
  6. Step 6: Final answer
    x = 19,148.29

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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.