Home / 26,081.11-39,088.14-11,839.20

Finding the Fourth Proportional to 26,081.11, 39,088.14 and 11,839.20

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Solution

The fourth proportional to 26,081.11, 39,088.14 and 11,839.20 is: 17,743.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,081.11 : 39,088.14 = 11,839.20 : x
  2. Step 2: Convert to fraction form
    26,081.11/39,088.14 = 11,839.20/x
  3. Step 3: Cross multiply
    26,081.11x = 39,088.14 × 11,839.20
  4. Step 4: Simplify right side
    26,081.11x = 462,772,307.09
  5. Step 5: Solve for x
    x = 462,772,307.09/26,081.11
  6. Step 6: Final answer
    x = 17,743.58

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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.