Home / 34,138.08-51,207.12-10,766.34

Finding the Fourth Proportional to 34,138.08, 51,207.12 and 10,766.34

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Solution

The fourth proportional to 34,138.08, 51,207.12 and 10,766.34 is: 16,149.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,138.08 : 51,207.12 = 10,766.34 : x
  2. Step 2: Convert to fraction form
    34,138.08/51,207.12 = 10,766.34/x
  3. Step 3: Cross multiply
    34,138.08x = 51,207.12 × 10,766.34
  4. Step 4: Simplify right side
    34,138.08x = 551,313,264.34
  5. Step 5: Solve for x
    x = 551,313,264.34/34,138.08
  6. Step 6: Final answer
    x = 16,149.51

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1.5x scale

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.