Home / 19,910.52-29,858.67-6,581.07

Finding the Fourth Proportional to 19,910.52, 29,858.67 and 6,581.07

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Solution

The fourth proportional to 19,910.52, 29,858.67 and 6,581.07 is: 9,869.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,910.52 : 29,858.67 = 6,581.07 : x
  2. Step 2: Convert to fraction form
    19,910.52/29,858.67 = 6,581.07/x
  3. Step 3: Cross multiply
    19,910.52x = 29,858.67 × 6,581.07
  4. Step 4: Simplify right side
    19,910.52x = 196,501,997.38
  5. Step 5: Solve for x
    x = 196,501,997.38/19,910.52
  6. Step 6: Final answer
    x = 9,869.25

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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.