Home / 26,511.50-36,585.09-15,180.62

Finding the Fourth Proportional to 26,511.50, 36,585.09 and 15,180.62

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Solution

The fourth proportional to 26,511.50, 36,585.09 and 15,180.62 is: 20,948.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,511.50 : 36,585.09 = 15,180.62 : x
  2. Step 2: Convert to fraction form
    26,511.50/36,585.09 = 15,180.62/x
  3. Step 3: Cross multiply
    26,511.50x = 36,585.09 × 15,180.62
  4. Step 4: Simplify right side
    26,511.50x = 555,384,348.96
  5. Step 5: Solve for x
    x = 555,384,348.96/26,511.50
  6. Step 6: Final answer
    x = 20,948.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.