Home / 22,749.66-34,128.12-9,603.96

Finding the Fourth Proportional to 22,749.66, 34,128.12 and 9,603.96

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Solution

The fourth proportional to 22,749.66, 34,128.12 and 9,603.96 is: 14,407.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,749.66 : 34,128.12 = 9,603.96 : x
  2. Step 2: Convert to fraction form
    22,749.66/34,128.12 = 9,603.96/x
  3. Step 3: Cross multiply
    22,749.66x = 34,128.12 × 9,603.96
  4. Step 4: Simplify right side
    22,749.66x = 327,765,099.36
  5. Step 5: Solve for x
    x = 327,765,099.36/22,749.66
  6. Step 6: Final answer
    x = 14,407.47

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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.