Home / 34,419.62-51,619.10-12,230.07

Finding the Fourth Proportional to 34,419.62, 51,619.10 and 12,230.07

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Solution

The fourth proportional to 34,419.62, 51,619.10 and 12,230.07 is: 18,341.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,419.62 : 51,619.10 = 12,230.07 : x
  2. Step 2: Convert to fraction form
    34,419.62/51,619.10 = 12,230.07/x
  3. Step 3: Cross multiply
    34,419.62x = 51,619.10 × 12,230.07
  4. Step 4: Simplify right side
    34,419.62x = 631,305,145.19
  5. Step 5: Solve for x
    x = 631,305,145.19/34,419.62
  6. Step 6: Final answer
    x = 18,341.44

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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.