Home / 27,817.29-41,731.40-10,287.27

Finding the Fourth Proportional to 27,817.29, 41,731.40 and 10,287.27

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Solution

The fourth proportional to 27,817.29, 41,731.40 and 10,287.27 is: 15,432.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,817.29 : 41,731.40 = 10,287.27 : x
  2. Step 2: Convert to fraction form
    27,817.29/41,731.40 = 10,287.27/x
  3. Step 3: Cross multiply
    27,817.29x = 41,731.40 × 10,287.27
  4. Step 4: Simplify right side
    27,817.29x = 429,302,205.00
  5. Step 5: Solve for x
    x = 429,302,205.00/27,817.29
  6. Step 6: Final answer
    x = 15,432.93

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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.