Home / 29,099.17-43,650.48-9,112.40

Finding the Fourth Proportional to 29,099.17, 43,650.48 and 9,112.40

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Solution

The fourth proportional to 29,099.17, 43,650.48 and 9,112.40 is: 13,669.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,099.17 : 43,650.48 = 9,112.40 : x
  2. Step 2: Convert to fraction form
    29,099.17/43,650.48 = 9,112.40/x
  3. Step 3: Cross multiply
    29,099.17x = 43,650.48 × 9,112.40
  4. Step 4: Simplify right side
    29,099.17x = 397,760,633.95
  5. Step 5: Solve for x
    x = 397,760,633.95/29,099.17
  6. Step 6: Final answer
    x = 13,669.14

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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.