Home / 27,675.82-41,510.65-9,905.76

Finding the Fourth Proportional to 27,675.82, 41,510.65 and 9,905.76

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Solution

The fourth proportional to 27,675.82, 41,510.65 and 9,905.76 is: 14,857.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,675.82 : 41,510.65 = 9,905.76 : x
  2. Step 2: Convert to fraction form
    27,675.82/41,510.65 = 9,905.76/x
  3. Step 3: Cross multiply
    27,675.82x = 41,510.65 × 9,905.76
  4. Step 4: Simplify right side
    27,675.82x = 411,194,536.34
  5. Step 5: Solve for x
    x = 411,194,536.34/27,675.82
  6. Step 6: Final answer
    x = 14,857.54

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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.