Home / 26,855.52-40,272.88-9,081.44

Finding the Fourth Proportional to 26,855.52, 40,272.88 and 9,081.44

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Solution

The fourth proportional to 26,855.52, 40,272.88 and 9,081.44 is: 13,618.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,855.52 : 40,272.88 = 9,081.44 : x
  2. Step 2: Convert to fraction form
    26,855.52/40,272.88 = 9,081.44/x
  3. Step 3: Cross multiply
    26,855.52x = 40,272.88 × 9,081.44
  4. Step 4: Simplify right side
    26,855.52x = 365,735,838.91
  5. Step 5: Solve for x
    x = 365,735,838.91/26,855.52
  6. Step 6: Final answer
    x = 13,618.64

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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.