Home / 15,981.96-22,094.97-11,996.16

Finding the Fourth Proportional to 15,981.96, 22,094.97 and 11,996.16

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Solution

The fourth proportional to 15,981.96, 22,094.97 and 11,996.16 is: 16,584.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,981.96 : 22,094.97 = 11,996.16 : x
  2. Step 2: Convert to fraction form
    15,981.96/22,094.97 = 11,996.16/x
  3. Step 3: Cross multiply
    15,981.96x = 22,094.97 × 11,996.16
  4. Step 4: Simplify right side
    15,981.96x = 265,054,795.32
  5. Step 5: Solve for x
    x = 265,054,795.32/15,981.96
  6. Step 6: Final answer
    x = 16,584.62

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Half scale
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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.