Home / 26,463.75-39,670.38-9,819.33

Finding the Fourth Proportional to 26,463.75, 39,670.38 and 9,819.33

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Solution

The fourth proportional to 26,463.75, 39,670.38 and 9,819.33 is: 14,719.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,463.75 : 39,670.38 = 9,819.33 : x
  2. Step 2: Convert to fraction form
    26,463.75/39,670.38 = 9,819.33/x
  3. Step 3: Cross multiply
    26,463.75x = 39,670.38 × 9,819.33
  4. Step 4: Simplify right side
    26,463.75x = 389,536,552.45
  5. Step 5: Solve for x
    x = 389,536,552.45/26,463.75
  6. Step 6: Final answer
    x = 14,719.63

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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.