Home / 27,810.45-41,715.31-6,750.66

Finding the Fourth Proportional to 27,810.45, 41,715.31 and 6,750.66

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Solution

The fourth proportional to 27,810.45, 41,715.31 and 6,750.66 is: 10,125.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,810.45 : 41,715.31 = 6,750.66 : x
  2. Step 2: Convert to fraction form
    27,810.45/41,715.31 = 6,750.66/x
  3. Step 3: Cross multiply
    27,810.45x = 41,715.31 × 6,750.66
  4. Step 4: Simplify right side
    27,810.45x = 281,605,701.30
  5. Step 5: Solve for x
    x = 281,605,701.30/27,810.45
  6. Step 6: Final answer
    x = 10,125.90

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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.