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Finding the Fourth Proportional to 26,305.30, 39,460.01 and 8,775.11

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Solution

The fourth proportional to 26,305.30, 39,460.01 and 8,775.11 is: 13,163.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,305.30 : 39,460.01 = 8,775.11 : x
  2. Step 2: Convert to fraction form
    26,305.30/39,460.01 = 8,775.11/x
  3. Step 3: Cross multiply
    26,305.30x = 39,460.01 × 8,775.11
  4. Step 4: Simplify right side
    26,305.30x = 346,265,983.13
  5. Step 5: Solve for x
    x = 346,265,983.13/26,305.30
  6. Step 6: Final answer
    x = 13,163.36

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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.