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Finding the Fourth Proportional to 14,843.22, 22,261.22 and 4,979.94

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Solution

The fourth proportional to 14,843.22, 22,261.22 and 4,979.94 is: 7,468.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,843.22 : 22,261.22 = 4,979.94 : x
  2. Step 2: Convert to fraction form
    14,843.22/22,261.22 = 4,979.94/x
  3. Step 3: Cross multiply
    14,843.22x = 22,261.22 × 4,979.94
  4. Step 4: Simplify right side
    14,843.22x = 110,859,515.03
  5. Step 5: Solve for x
    x = 110,859,515.03/14,843.22
  6. Step 6: Final answer
    x = 7,468.70

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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.