Home / 28,882.75-43,317.90-16,866.88

Finding the Fourth Proportional to 28,882.75, 43,317.90 and 16,866.88

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Solution

The fourth proportional to 28,882.75, 43,317.90 and 16,866.88 is: 25,296.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,882.75 : 43,317.90 = 16,866.88 : x
  2. Step 2: Convert to fraction form
    28,882.75/43,317.90 = 16,866.88/x
  3. Step 3: Cross multiply
    28,882.75x = 43,317.90 × 16,866.88
  4. Step 4: Simplify right side
    28,882.75x = 730,637,821.15
  5. Step 5: Solve for x
    x = 730,637,821.15/28,882.75
  6. Step 6: Final answer
    x = 25,296.68

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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.