Home / 21,926.76-32,890.14-17,571.66

Finding the Fourth Proportional to 21,926.76, 32,890.14 and 17,571.66

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Solution

The fourth proportional to 21,926.76, 32,890.14 and 17,571.66 is: 26,357.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,926.76 : 32,890.14 = 17,571.66 : x
  2. Step 2: Convert to fraction form
    21,926.76/32,890.14 = 17,571.66/x
  3. Step 3: Cross multiply
    21,926.76x = 32,890.14 × 17,571.66
  4. Step 4: Simplify right side
    21,926.76x = 577,934,357.43
  5. Step 5: Solve for x
    x = 577,934,357.43/21,926.76
  6. Step 6: Final answer
    x = 26,357.49

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Similar ratio
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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.