Home / 26,273.58-39,401.73-8,738.70

Finding the Fourth Proportional to 26,273.58, 39,401.73 and 8,738.70

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Solution

The fourth proportional to 26,273.58, 39,401.73 and 8,738.70 is: 13,105.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,273.58 : 39,401.73 = 8,738.70 : x
  2. Step 2: Convert to fraction form
    26,273.58/39,401.73 = 8,738.70/x
  3. Step 3: Cross multiply
    26,273.58x = 39,401.73 × 8,738.70
  4. Step 4: Simplify right side
    26,273.58x = 344,319,897.95
  5. Step 5: Solve for x
    x = 344,319,897.95/26,273.58
  6. Step 6: Final answer
    x = 13,105.18

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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.