Home / 26,311.54-39,454.51-8,775.44

Finding the Fourth Proportional to 26,311.54, 39,454.51 and 8,775.44

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Solution

The fourth proportional to 26,311.54, 39,454.51 and 8,775.44 is: 13,158.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,311.54 : 39,454.51 = 8,775.44 : x
  2. Step 2: Convert to fraction form
    26,311.54/39,454.51 = 8,775.44/x
  3. Step 3: Cross multiply
    26,311.54x = 39,454.51 × 8,775.44
  4. Step 4: Simplify right side
    26,311.54x = 346,230,641.36
  5. Step 5: Solve for x
    x = 346,230,641.36/26,311.54
  6. Step 6: Final answer
    x = 13,158.89

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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.