Home / 22,717.48-34,081.71-7,135.11

Finding the Fourth Proportional to 22,717.48, 34,081.71 and 7,135.11

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Solution

The fourth proportional to 22,717.48, 34,081.71 and 7,135.11 is: 10,704.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,717.48 : 34,081.71 = 7,135.11 : x
  2. Step 2: Convert to fraction form
    22,717.48/34,081.71 = 7,135.11/x
  3. Step 3: Cross multiply
    22,717.48x = 34,081.71 × 7,135.11
  4. Step 4: Simplify right side
    22,717.48x = 243,176,749.84
  5. Step 5: Solve for x
    x = 243,176,749.84/22,717.48
  6. Step 6: Final answer
    x = 10,704.39

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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.