Home / 17,789.01-26,679.58-5,136.01

Finding the Fourth Proportional to 17,789.01, 26,679.58 and 5,136.01

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Solution

The fourth proportional to 17,789.01, 26,679.58 and 5,136.01 is: 7,702.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,789.01 : 26,679.58 = 5,136.01 : x
  2. Step 2: Convert to fraction form
    17,789.01/26,679.58 = 5,136.01/x
  3. Step 3: Cross multiply
    17,789.01x = 26,679.58 × 5,136.01
  4. Step 4: Simplify right side
    17,789.01x = 137,026,685.22
  5. Step 5: Solve for x
    x = 137,026,685.22/17,789.01
  6. Step 6: Final answer
    x = 7,702.89

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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.