Home / 28,773.39-43,152.05-18,227.73

Finding the Fourth Proportional to 28,773.39, 43,152.05 and 18,227.73

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Solution

The fourth proportional to 28,773.39, 43,152.05 and 18,227.73 is: 27,336.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,773.39 : 43,152.05 = 18,227.73 : x
  2. Step 2: Convert to fraction form
    28,773.39/43,152.05 = 18,227.73/x
  3. Step 3: Cross multiply
    28,773.39x = 43,152.05 × 18,227.73
  4. Step 4: Simplify right side
    28,773.39x = 786,563,825.21
  5. Step 5: Solve for x
    x = 786,563,825.21/28,773.39
  6. Step 6: Final answer
    x = 27,336.50

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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.