Home / 21,480.08-32,192.48-17,322.08

Finding the Fourth Proportional to 21,480.08, 32,192.48 and 17,322.08

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Solution

The fourth proportional to 21,480.08, 32,192.48 and 17,322.08 is: 25,960.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,480.08 : 32,192.48 = 17,322.08 : x
  2. Step 2: Convert to fraction form
    21,480.08/32,192.48 = 17,322.08/x
  3. Step 3: Cross multiply
    21,480.08x = 32,192.48 × 17,322.08
  4. Step 4: Simplify right side
    21,480.08x = 557,640,713.96
  5. Step 5: Solve for x
    x = 557,640,713.96/21,480.08
  6. Step 6: Final answer
    x = 25,960.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.