Home / 26,478.24-39,697.08-8,943.36

Finding the Fourth Proportional to 26,478.24, 39,697.08 and 8,943.36

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Solution

The fourth proportional to 26,478.24, 39,697.08 and 8,943.36 is: 13,408.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,478.24 : 39,697.08 = 8,943.36 : x
  2. Step 2: Convert to fraction form
    26,478.24/39,697.08 = 8,943.36/x
  3. Step 3: Cross multiply
    26,478.24x = 39,697.08 × 8,943.36
  4. Step 4: Simplify right side
    26,478.24x = 355,025,277.39
  5. Step 5: Solve for x
    x = 355,025,277.39/26,478.24
  6. Step 6: Final answer
    x = 13,408.19

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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.