Home / 17,580.06-26,373.60-6,486.80

Finding the Fourth Proportional to 17,580.06, 26,373.60 and 6,486.80

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Solution

The fourth proportional to 17,580.06, 26,373.60 and 6,486.80 is: 9,731.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,580.06 : 26,373.60 = 6,486.80 : x
  2. Step 2: Convert to fraction form
    17,580.06/26,373.60 = 6,486.80/x
  3. Step 3: Cross multiply
    17,580.06x = 26,373.60 × 6,486.80
  4. Step 4: Simplify right side
    17,580.06x = 171,080,136.61
  5. Step 5: Solve for x
    x = 171,080,136.61/17,580.06
  6. Step 6: Final answer
    x = 9,731.49

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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.