Home / 17,581.60-26,358.90-8,822.80

Finding the Fourth Proportional to 17,581.60, 26,358.90 and 8,822.80

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Solution

The fourth proportional to 17,581.60, 26,358.90 and 8,822.80 is: 13,227.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,581.60 : 26,358.90 = 8,822.80 : x
  2. Step 2: Convert to fraction form
    17,581.60/26,358.90 = 8,822.80/x
  3. Step 3: Cross multiply
    17,581.60x = 26,358.90 × 8,822.80
  4. Step 4: Simplify right side
    17,581.60x = 232,559,302.92
  5. Step 5: Solve for x
    x = 232,559,302.92/17,581.60
  6. Step 6: Final answer
    x = 13,227.43

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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.