Home / 26,508.70-39,760.98-11,718.10

Finding the Fourth Proportional to 26,508.70, 39,760.98 and 11,718.10

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Solution

The fourth proportional to 26,508.70, 39,760.98 and 11,718.10 is: 17,576.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,508.70 : 39,760.98 = 11,718.10 : x
  2. Step 2: Convert to fraction form
    26,508.70/39,760.98 = 11,718.10/x
  3. Step 3: Cross multiply
    26,508.70x = 39,760.98 × 11,718.10
  4. Step 4: Simplify right side
    26,508.70x = 465,923,139.74
  5. Step 5: Solve for x
    x = 465,923,139.74/26,508.70
  6. Step 6: Final answer
    x = 17,576.23

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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.