Home / 27,510.93-41,266.40-7,789.66

Finding the Fourth Proportional to 27,510.93, 41,266.40 and 7,789.66

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Solution

The fourth proportional to 27,510.93, 41,266.40 and 7,789.66 is: 11,684.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,510.93 : 41,266.40 = 7,789.66 : x
  2. Step 2: Convert to fraction form
    27,510.93/41,266.40 = 7,789.66/x
  3. Step 3: Cross multiply
    27,510.93x = 41,266.40 × 7,789.66
  4. Step 4: Simplify right side
    27,510.93x = 321,451,083.31
  5. Step 5: Solve for x
    x = 321,451,083.31/27,510.93
  6. Step 6: Final answer
    x = 11,684.49

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Double scale
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Similar ratio
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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.