Home / 19,473.11-29,190.22-7,610.61

Finding the Fourth Proportional to 19,473.11, 29,190.22 and 7,610.61

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Solution

The fourth proportional to 19,473.11, 29,190.22 and 7,610.61 is: 11,408.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,473.11 : 29,190.22 = 7,610.61 : x
  2. Step 2: Convert to fraction form
    19,473.11/29,190.22 = 7,610.61/x
  3. Step 3: Cross multiply
    19,473.11x = 29,190.22 × 7,610.61
  4. Step 4: Simplify right side
    19,473.11x = 222,155,349.29
  5. Step 5: Solve for x
    x = 222,155,349.29/19,473.11
  6. Step 6: Final answer
    x = 11,408.31

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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.