Home / 28,766.39-43,087.23-13,944.29

Finding the Fourth Proportional to 28,766.39, 43,087.23 and 13,944.29

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Solution

The fourth proportional to 28,766.39, 43,087.23 and 13,944.29 is: 20,886.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,766.39 : 43,087.23 = 13,944.29 : x
  2. Step 2: Convert to fraction form
    28,766.39/43,087.23 = 13,944.29/x
  3. Step 3: Cross multiply
    28,766.39x = 43,087.23 × 13,944.29
  4. Step 4: Simplify right side
    28,766.39x = 600,820,614.98
  5. Step 5: Solve for x
    x = 600,820,614.98/28,766.39
  6. Step 6: Final answer
    x = 20,886.21

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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.