Home / 14,482.44-21,723.66-9,321.12

Finding the Fourth Proportional to 14,482.44, 21,723.66 and 9,321.12

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Solution

The fourth proportional to 14,482.44, 21,723.66 and 9,321.12 is: 13,981.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,482.44 : 21,723.66 = 9,321.12 : x
  2. Step 2: Convert to fraction form
    14,482.44/21,723.66 = 9,321.12/x
  3. Step 3: Cross multiply
    14,482.44x = 21,723.66 × 9,321.12
  4. Step 4: Simplify right side
    14,482.44x = 202,488,841.70
  5. Step 5: Solve for x
    x = 202,488,841.70/14,482.44
  6. Step 6: Final answer
    x = 13,981.68

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Double scale
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Similar ratio
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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.