Home / 22,782.14-34,204.68-15,744.81

Finding the Fourth Proportional to 22,782.14, 34,204.68 and 15,744.81

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Solution

The fourth proportional to 22,782.14, 34,204.68 and 15,744.81 is: 23,638.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,782.14 : 34,204.68 = 15,744.81 : x
  2. Step 2: Convert to fraction form
    22,782.14/34,204.68 = 15,744.81/x
  3. Step 3: Cross multiply
    22,782.14x = 34,204.68 × 15,744.81
  4. Step 4: Simplify right side
    22,782.14x = 538,546,187.71
  5. Step 5: Solve for x
    x = 538,546,187.71/22,782.14
  6. Step 6: Final answer
    x = 23,638.97

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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.