Home / 26,881.26-40,296.71-9,099.48

Finding the Fourth Proportional to 26,881.26, 40,296.71 and 9,099.48

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Solution

The fourth proportional to 26,881.26, 40,296.71 and 9,099.48 is: 13,640.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,881.26 : 40,296.71 = 9,099.48 : x
  2. Step 2: Convert to fraction form
    26,881.26/40,296.71 = 9,099.48/x
  3. Step 3: Cross multiply
    26,881.26x = 40,296.71 × 9,099.48
  4. Step 4: Simplify right side
    26,881.26x = 366,679,106.71
  5. Step 5: Solve for x
    x = 366,679,106.71/26,881.26
  6. Step 6: Final answer
    x = 13,640.70

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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.