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Finding the Fourth Proportional to 29,974.71, 44,989.68 and 15,193.97

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Solution

The fourth proportional to 29,974.71, 44,989.68 and 15,193.97 is: 22,804.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,974.71 : 44,989.68 = 15,193.97 : x
  2. Step 2: Convert to fraction form
    29,974.71/44,989.68 = 15,193.97/x
  3. Step 3: Cross multiply
    29,974.71x = 44,989.68 × 15,193.97
  4. Step 4: Simplify right side
    29,974.71x = 683,571,848.23
  5. Step 5: Solve for x
    x = 683,571,848.23/29,974.71
  6. Step 6: Final answer
    x = 22,804.95

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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.