Home / 22,871.72-34,291.38-8,819.84

Finding the Fourth Proportional to 22,871.72, 34,291.38 and 8,819.84

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Solution

The fourth proportional to 22,871.72, 34,291.38 and 8,819.84 is: 13,223.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,871.72 : 34,291.38 = 8,819.84 : x
  2. Step 2: Convert to fraction form
    22,871.72/34,291.38 = 8,819.84/x
  3. Step 3: Cross multiply
    22,871.72x = 34,291.38 × 8,819.84
  4. Step 4: Simplify right side
    22,871.72x = 302,444,484.98
  5. Step 5: Solve for x
    x = 302,444,484.98/22,871.72
  6. Step 6: Final answer
    x = 13,223.51

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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.