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Finding the Fourth Proportional to 22,892.29, 34,494.41 and 18,823.44

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Solution

The fourth proportional to 22,892.29, 34,494.41 and 18,823.44 is: 28,363.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,892.29 : 34,494.41 = 18,823.44 : x
  2. Step 2: Convert to fraction form
    22,892.29/34,494.41 = 18,823.44/x
  3. Step 3: Cross multiply
    22,892.29x = 34,494.41 × 18,823.44
  4. Step 4: Simplify right side
    22,892.29x = 649,303,417.79
  5. Step 5: Solve for x
    x = 649,303,417.79/22,892.29
  6. Step 6: Final answer
    x = 28,363.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.