Home / 26,542.08-36,626.04-15,211.44

Finding the Fourth Proportional to 26,542.08, 36,626.04 and 15,211.44

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Solution

The fourth proportional to 26,542.08, 36,626.04 and 15,211.44 is: 20,990.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,542.08 : 36,626.04 = 15,211.44 : x
  2. Step 2: Convert to fraction form
    26,542.08/36,626.04 = 15,211.44/x
  3. Step 3: Cross multiply
    26,542.08x = 36,626.04 × 15,211.44
  4. Step 4: Simplify right side
    26,542.08x = 557,134,809.90
  5. Step 5: Solve for x
    x = 557,134,809.90/26,542.08
  6. Step 6: Final answer
    x = 20,990.62

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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.