Home / 28,872.59-43,319.61-17,650.95

Finding the Fourth Proportional to 28,872.59, 43,319.61 and 17,650.95

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Solution

The fourth proportional to 28,872.59, 43,319.61 and 17,650.95 is: 26,482.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,872.59 : 43,319.61 = 17,650.95 : x
  2. Step 2: Convert to fraction form
    28,872.59/43,319.61 = 17,650.95/x
  3. Step 3: Cross multiply
    28,872.59x = 43,319.61 × 17,650.95
  4. Step 4: Simplify right side
    28,872.59x = 764,632,107.68
  5. Step 5: Solve for x
    x = 764,632,107.68/28,872.59
  6. Step 6: Final answer
    x = 26,482.98

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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.