Home / 29,391.11-40,564.32-16,644.95

Finding the Fourth Proportional to 29,391.11, 40,564.32 and 16,644.95

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Solution

The fourth proportional to 29,391.11, 40,564.32 and 16,644.95 is: 22,972.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,391.11 : 40,564.32 = 16,644.95 : x
  2. Step 2: Convert to fraction form
    29,391.11/40,564.32 = 16,644.95/x
  3. Step 3: Cross multiply
    29,391.11x = 40,564.32 × 16,644.95
  4. Step 4: Simplify right side
    29,391.11x = 675,191,179.59
  5. Step 5: Solve for x
    x = 675,191,179.59/29,391.11
  6. Step 6: Final answer
    x = 22,972.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.