Home / 17,710.90-26,558.38-5,226.63

Finding the Fourth Proportional to 17,710.90, 26,558.38 and 5,226.63

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Solution

The fourth proportional to 17,710.90, 26,558.38 and 5,226.63 is: 7,837.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,710.90 : 26,558.38 = 5,226.63 : x
  2. Step 2: Convert to fraction form
    17,710.90/26,558.38 = 5,226.63/x
  3. Step 3: Cross multiply
    17,710.90x = 26,558.38 × 5,226.63
  4. Step 4: Simplify right side
    17,710.90x = 138,810,732.60
  5. Step 5: Solve for x
    x = 138,810,732.60/17,710.90
  6. Step 6: Final answer
    x = 7,837.59

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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.