Home / 21,608.35-32,360.27-17,883.16

Finding the Fourth Proportional to 21,608.35, 32,360.27 and 17,883.16

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Solution

The fourth proportional to 21,608.35, 32,360.27 and 17,883.16 is: 26,781.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,608.35 : 32,360.27 = 17,883.16 : x
  2. Step 2: Convert to fraction form
    21,608.35/32,360.27 = 17,883.16/x
  3. Step 3: Cross multiply
    21,608.35x = 32,360.27 × 17,883.16
  4. Step 4: Simplify right side
    21,608.35x = 578,703,634.84
  5. Step 5: Solve for x
    x = 578,703,634.84/21,608.35
  6. Step 6: Final answer
    x = 26,781.49

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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.