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Finding the Fourth Proportional to 26,894.80, 40,342.72 and 9,797.04

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Solution

The fourth proportional to 26,894.80, 40,342.72 and 9,797.04 is: 14,695.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,894.80 : 40,342.72 = 9,797.04 : x
  2. Step 2: Convert to fraction form
    26,894.80/40,342.72 = 9,797.04/x
  3. Step 3: Cross multiply
    26,894.80x = 40,342.72 × 9,797.04
  4. Step 4: Simplify right side
    26,894.80x = 395,239,241.55
  5. Step 5: Solve for x
    x = 395,239,241.55/26,894.80
  6. Step 6: Final answer
    x = 14,695.75

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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.