Home / 34,419.74-51,633.25-12,238.09

Finding the Fourth Proportional to 34,419.74, 51,633.25 and 12,238.09

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Solution

The fourth proportional to 34,419.74, 51,633.25 and 12,238.09 is: 18,358.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,419.74 : 51,633.25 = 12,238.09 : x
  2. Step 2: Convert to fraction form
    34,419.74/51,633.25 = 12,238.09/x
  3. Step 3: Cross multiply
    34,419.74x = 51,633.25 × 12,238.09
  4. Step 4: Simplify right side
    34,419.74x = 631,892,200.81
  5. Step 5: Solve for x
    x = 631,892,200.81/34,419.74
  6. Step 6: Final answer
    x = 18,358.43

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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.