Home / 17,581.06-26,375.10-6,487.80

Finding the Fourth Proportional to 17,581.06, 26,375.10 and 6,487.80

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Solution

The fourth proportional to 17,581.06, 26,375.10 and 6,487.80 is: 9,733.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,581.06 : 26,375.10 = 6,487.80 : x
  2. Step 2: Convert to fraction form
    17,581.06/26,375.10 = 6,487.80/x
  3. Step 3: Cross multiply
    17,581.06x = 26,375.10 × 6,487.80
  4. Step 4: Simplify right side
    17,581.06x = 171,116,373.78
  5. Step 5: Solve for x
    x = 171,116,373.78/17,581.06
  6. Step 6: Final answer
    x = 9,733.00

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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.