Home / 26,725.93-40,044.48-18,811.87

Finding the Fourth Proportional to 26,725.93, 40,044.48 and 18,811.87

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Solution

The fourth proportional to 26,725.93, 40,044.48 and 18,811.87 is: 28,186.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,725.93 : 40,044.48 = 18,811.87 : x
  2. Step 2: Convert to fraction form
    26,725.93/40,044.48 = 18,811.87/x
  3. Step 3: Cross multiply
    26,725.93x = 40,044.48 × 18,811.87
  4. Step 4: Simplify right side
    26,725.93x = 753,311,551.98
  5. Step 5: Solve for x
    x = 753,311,551.98/26,725.93
  6. Step 6: Final answer
    x = 28,186.54

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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.