Home / 22,063.79-30,448.23-11,992.25

Finding the Fourth Proportional to 22,063.79, 30,448.23 and 11,992.25

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Solution

The fourth proportional to 22,063.79, 30,448.23 and 11,992.25 is: 16,549.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,063.79 : 30,448.23 = 11,992.25 : x
  2. Step 2: Convert to fraction form
    22,063.79/30,448.23 = 11,992.25/x
  3. Step 3: Cross multiply
    22,063.79x = 30,448.23 × 11,992.25
  4. Step 4: Simplify right side
    22,063.79x = 365,142,756.24
  5. Step 5: Solve for x
    x = 365,142,756.24/22,063.79
  6. Step 6: Final answer
    x = 16,549.42

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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.