Home / 26,979.41-40,469.13-7,259.96

Finding the Fourth Proportional to 26,979.41, 40,469.13 and 7,259.96

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Solution

The fourth proportional to 26,979.41, 40,469.13 and 7,259.96 is: 10,889.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,979.41 : 40,469.13 = 7,259.96 : x
  2. Step 2: Convert to fraction form
    26,979.41/40,469.13 = 7,259.96/x
  3. Step 3: Cross multiply
    26,979.41x = 40,469.13 × 7,259.96
  4. Step 4: Simplify right side
    26,979.41x = 293,804,265.03
  5. Step 5: Solve for x
    x = 293,804,265.03/26,979.41
  6. Step 6: Final answer
    x = 10,889.94

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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.