Home / 41,072.81-61,609.28-9,908.06

Finding the Fourth Proportional to 41,072.81, 61,609.28 and 9,908.06

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Solution

The fourth proportional to 41,072.81, 61,609.28 and 9,908.06 is: 14,862.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,072.81 : 61,609.28 = 9,908.06 : x
  2. Step 2: Convert to fraction form
    41,072.81/61,609.28 = 9,908.06/x
  3. Step 3: Cross multiply
    41,072.81x = 61,609.28 × 9,908.06
  4. Step 4: Simplify right side
    41,072.81x = 610,428,085.21
  5. Step 5: Solve for x
    x = 610,428,085.21/41,072.81
  6. Step 6: Final answer
    x = 14,862.10

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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.