Home / 21,771.05-32,645.63-10,092.47

Finding the Fourth Proportional to 21,771.05, 32,645.63 and 10,092.47

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Solution

The fourth proportional to 21,771.05, 32,645.63 and 10,092.47 is: 15,133.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,771.05 : 32,645.63 = 10,092.47 : x
  2. Step 2: Convert to fraction form
    21,771.05/32,645.63 = 10,092.47/x
  3. Step 3: Cross multiply
    21,771.05x = 32,645.63 × 10,092.47
  4. Step 4: Simplify right side
    21,771.05x = 329,474,903.41
  5. Step 5: Solve for x
    x = 329,474,903.41/21,771.05
  6. Step 6: Final answer
    x = 15,133.63

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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.