Home / 29,864.29-41,215.23-16,438.09

Finding the Fourth Proportional to 29,864.29, 41,215.23 and 16,438.09

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Solution

The fourth proportional to 29,864.29, 41,215.23 and 16,438.09 is: 22,685.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,864.29 : 41,215.23 = 16,438.09 : x
  2. Step 2: Convert to fraction form
    29,864.29/41,215.23 = 16,438.09/x
  3. Step 3: Cross multiply
    29,864.29x = 41,215.23 × 16,438.09
  4. Step 4: Simplify right side
    29,864.29x = 677,499,660.11
  5. Step 5: Solve for x
    x = 677,499,660.11/29,864.29
  6. Step 6: Final answer
    x = 22,685.95

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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.