Home / 39,388.50-59,016.96-27,680.76

Finding the Fourth Proportional to 39,388.50, 59,016.96 and 27,680.76

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Solution

The fourth proportional to 39,388.50, 59,016.96 and 27,680.76 is: 41,474.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,388.50 : 59,016.96 = 27,680.76 : x
  2. Step 2: Convert to fraction form
    39,388.50/59,016.96 = 27,680.76/x
  3. Step 3: Cross multiply
    39,388.50x = 59,016.96 × 27,680.76
  4. Step 4: Simplify right side
    39,388.50x = 1,633,634,305.69
  5. Step 5: Solve for x
    x = 1,633,634,305.69/39,388.50
  6. Step 6: Final answer
    x = 41,474.91

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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.