Home / 34,180.83-51,294.03-13,138.24

Finding the Fourth Proportional to 34,180.83, 51,294.03 and 13,138.24

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Solution

The fourth proportional to 34,180.83, 51,294.03 and 13,138.24 is: 19,716.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,180.83 : 51,294.03 = 13,138.24 : x
  2. Step 2: Convert to fraction form
    34,180.83/51,294.03 = 13,138.24/x
  3. Step 3: Cross multiply
    34,180.83x = 51,294.03 × 13,138.24
  4. Step 4: Simplify right side
    34,180.83x = 673,913,461.64
  5. Step 5: Solve for x
    x = 673,913,461.64/34,180.83
  6. Step 6: Final answer
    x = 19,716.12

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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.