Home / 17,579.32-26,371.15-6,486.06

Finding the Fourth Proportional to 17,579.32, 26,371.15 and 6,486.06

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Solution

The fourth proportional to 17,579.32, 26,371.15 and 6,486.06 is: 9,729.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,579.32 : 26,371.15 = 6,486.06 : x
  2. Step 2: Convert to fraction form
    17,579.32/26,371.15 = 6,486.06/x
  3. Step 3: Cross multiply
    17,579.32x = 26,371.15 × 6,486.06
  4. Step 4: Simplify right side
    17,579.32x = 171,044,861.17
  5. Step 5: Solve for x
    x = 171,044,861.17/17,579.32
  6. Step 6: Final answer
    x = 9,729.89

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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.