Home / 17,767.64-26,649.34-13,822.85

Finding the Fourth Proportional to 17,767.64, 26,649.34 and 13,822.85

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Solution

The fourth proportional to 17,767.64, 26,649.34 and 13,822.85 is: 20,732.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,767.64 : 26,649.34 = 13,822.85 : x
  2. Step 2: Convert to fraction form
    17,767.64/26,649.34 = 13,822.85/x
  3. Step 3: Cross multiply
    17,767.64x = 26,649.34 × 13,822.85
  4. Step 4: Simplify right side
    17,767.64x = 368,369,861.49
  5. Step 5: Solve for x
    x = 368,369,861.49/17,767.64
  6. Step 6: Final answer
    x = 20,732.62

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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.