Home / 39,786.12-59,694.98-16,407.09

Finding the Fourth Proportional to 39,786.12, 59,694.98 and 16,407.09

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Solution

The fourth proportional to 39,786.12, 59,694.98 and 16,407.09 is: 24,617.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,786.12 : 59,694.98 = 16,407.09 : x
  2. Step 2: Convert to fraction form
    39,786.12/59,694.98 = 16,407.09/x
  3. Step 3: Cross multiply
    39,786.12x = 59,694.98 × 16,407.09
  4. Step 4: Simplify right side
    39,786.12x = 979,420,827.37
  5. Step 5: Solve for x
    x = 979,420,827.37/39,786.12
  6. Step 6: Final answer
    x = 24,617.15

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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.