Home / 22,066.42-30,452.25-11,995.54

Finding the Fourth Proportional to 22,066.42, 30,452.25 and 11,995.54

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Solution

The fourth proportional to 22,066.42, 30,452.25 and 11,995.54 is: 16,554.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,066.42 : 30,452.25 = 11,995.54 : x
  2. Step 2: Convert to fraction form
    22,066.42/30,452.25 = 11,995.54/x
  3. Step 3: Cross multiply
    22,066.42x = 30,452.25 × 11,995.54
  4. Step 4: Simplify right side
    22,066.42x = 365,291,030.70
  5. Step 5: Solve for x
    x = 365,291,030.70/22,066.42
  6. Step 6: Final answer
    x = 16,554.16

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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.