Home / 28,767.83-39,698.10-16,022.03

Finding the Fourth Proportional to 28,767.83, 39,698.10 and 16,022.03

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Solution

The fourth proportional to 28,767.83, 39,698.10 and 16,022.03 is: 22,109.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,767.83 : 39,698.10 = 16,022.03 : x
  2. Step 2: Convert to fraction form
    28,767.83/39,698.10 = 16,022.03/x
  3. Step 3: Cross multiply
    28,767.83x = 39,698.10 × 16,022.03
  4. Step 4: Simplify right side
    28,767.83x = 636,043,950.65
  5. Step 5: Solve for x
    x = 636,043,950.65/28,767.83
  6. Step 6: Final answer
    x = 22,109.56

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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.