Home / 15,923.99-21,974.56-8,850.26

Finding the Fourth Proportional to 15,923.99, 21,974.56 and 8,850.26

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Solution

The fourth proportional to 15,923.99, 21,974.56 and 8,850.26 is: 12,213.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,923.99 : 21,974.56 = 8,850.26 : x
  2. Step 2: Convert to fraction form
    15,923.99/21,974.56 = 8,850.26/x
  3. Step 3: Cross multiply
    15,923.99x = 21,974.56 × 8,850.26
  4. Step 4: Simplify right side
    15,923.99x = 194,480,459.51
  5. Step 5: Solve for x
    x = 194,480,459.51/15,923.99
  6. Step 6: Final answer
    x = 12,213.05

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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.