Home / 26,224.87-39,309.30-10,408

Finding the Fourth Proportional to 26,224.87, 39,309.30 and 10,408

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Solution

The fourth proportional to 26,224.87, 39,309.30 and 10,408 is: 15,600.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,224.87 : 39,309.30 = 10,408 : x
  2. Step 2: Convert to fraction form
    26,224.87/39,309.30 = 10,408/x
  3. Step 3: Cross multiply
    26,224.87x = 39,309.30 × 10,408
  4. Step 4: Simplify right side
    26,224.87x = 409,131,194.40
  5. Step 5: Solve for x
    x = 409,131,194.40/26,224.87
  6. Step 6: Final answer
    x = 15,600.89

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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.