Home / 26,351.70-39,521.39-7,626.72

Finding the Fourth Proportional to 26,351.70, 39,521.39 and 7,626.72

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Solution

The fourth proportional to 26,351.70, 39,521.39 and 7,626.72 is: 11,438.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,351.70 : 39,521.39 = 7,626.72 : x
  2. Step 2: Convert to fraction form
    26,351.70/39,521.39 = 7,626.72/x
  3. Step 3: Cross multiply
    26,351.70x = 39,521.39 × 7,626.72
  4. Step 4: Simplify right side
    26,351.70x = 301,418,685.61
  5. Step 5: Solve for x
    x = 301,418,685.61/26,351.70
  6. Step 6: Final answer
    x = 11,438.30

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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.