Home / 27,390.36-41,091.69-8,671.52

Finding the Fourth Proportional to 27,390.36, 41,091.69 and 8,671.52

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Solution

The fourth proportional to 27,390.36, 41,091.69 and 8,671.52 is: 13,009.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,390.36 : 41,091.69 = 8,671.52 : x
  2. Step 2: Convert to fraction form
    27,390.36/41,091.69 = 8,671.52/x
  3. Step 3: Cross multiply
    27,390.36x = 41,091.69 × 8,671.52
  4. Step 4: Simplify right side
    27,390.36x = 356,327,162.85
  5. Step 5: Solve for x
    x = 356,327,162.85/27,390.36
  6. Step 6: Final answer
    x = 13,009.22

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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.