Home / 22,153.36-30,571.68-14,195.64

Finding the Fourth Proportional to 22,153.36, 30,571.68 and 14,195.64

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Solution

The fourth proportional to 22,153.36, 30,571.68 and 14,195.64 is: 19,590.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,153.36 : 30,571.68 = 14,195.64 : x
  2. Step 2: Convert to fraction form
    22,153.36/30,571.68 = 14,195.64/x
  3. Step 3: Cross multiply
    22,153.36x = 30,571.68 × 14,195.64
  4. Step 4: Simplify right side
    22,153.36x = 433,984,563.48
  5. Step 5: Solve for x
    x = 433,984,563.48/22,153.36
  6. Step 6: Final answer
    x = 19,590.01

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Half scale
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Double scale
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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.