Home / 28,825.73-43,255.26-12,184.68

Finding the Fourth Proportional to 28,825.73, 43,255.26 and 12,184.68

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Solution

The fourth proportional to 28,825.73, 43,255.26 and 12,184.68 is: 18,284.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,825.73 : 43,255.26 = 12,184.68 : x
  2. Step 2: Convert to fraction form
    28,825.73/43,255.26 = 12,184.68/x
  3. Step 3: Cross multiply
    28,825.73x = 43,255.26 × 12,184.68
  4. Step 4: Simplify right side
    28,825.73x = 527,051,501.42
  5. Step 5: Solve for x
    x = 527,051,501.42/28,825.73
  6. Step 6: Final answer
    x = 18,284.07

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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.