Home / 17,612.13-26,401.49-6,511.29

Finding the Fourth Proportional to 17,612.13, 26,401.49 and 6,511.29

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Solution

The fourth proportional to 17,612.13, 26,401.49 and 6,511.29 is: 9,760.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,612.13 : 26,401.49 = 6,511.29 : x
  2. Step 2: Convert to fraction form
    17,612.13/26,401.49 = 6,511.29/x
  3. Step 3: Cross multiply
    17,612.13x = 26,401.49 × 6,511.29
  4. Step 4: Simplify right side
    17,612.13x = 171,907,687.30
  5. Step 5: Solve for x
    x = 171,907,687.30/17,612.13
  6. Step 6: Final answer
    x = 9,760.75

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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.