Home / 29,274.36-43,903.71-8,213.15

Finding the Fourth Proportional to 29,274.36, 43,903.71 and 8,213.15

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Solution

The fourth proportional to 29,274.36, 43,903.71 and 8,213.15 is: 12,317.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,274.36 : 43,903.71 = 8,213.15 : x
  2. Step 2: Convert to fraction form
    29,274.36/43,903.71 = 8,213.15/x
  3. Step 3: Cross multiply
    29,274.36x = 43,903.71 × 8,213.15
  4. Step 4: Simplify right side
    29,274.36x = 360,587,536.27
  5. Step 5: Solve for x
    x = 360,587,536.27/29,274.36
  6. Step 6: Final answer
    x = 12,317.52

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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.