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Finding the Fourth Proportional to 22,882.50, 34,158.03 and 19,782.43

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Solution

The fourth proportional to 22,882.50, 34,158.03 and 19,782.43 is: 29,530.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,882.50 : 34,158.03 = 19,782.43 : x
  2. Step 2: Convert to fraction form
    22,882.50/34,158.03 = 19,782.43/x
  3. Step 3: Cross multiply
    22,882.50x = 34,158.03 × 19,782.43
  4. Step 4: Simplify right side
    22,882.50x = 675,728,837.41
  5. Step 5: Solve for x
    x = 675,728,837.41/22,882.50
  6. Step 6: Final answer
    x = 29,530.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.