Home / 27,770.70-41,660.76-9,045.38

Finding the Fourth Proportional to 27,770.70, 41,660.76 and 9,045.38

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Solution

The fourth proportional to 27,770.70, 41,660.76 and 9,045.38 is: 13,569.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,770.70 : 41,660.76 = 9,045.38 : x
  2. Step 2: Convert to fraction form
    27,770.70/41,660.76 = 9,045.38/x
  3. Step 3: Cross multiply
    27,770.70x = 41,660.76 × 9,045.38
  4. Step 4: Simplify right side
    27,770.70x = 376,837,405.29
  5. Step 5: Solve for x
    x = 376,837,405.29/27,770.70
  6. Step 6: Final answer
    x = 13,569.60

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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.