Home / 40,518.18-55,890.30-26,906.85

Finding the Fourth Proportional to 40,518.18, 55,890.30 and 26,906.85

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Solution

The fourth proportional to 40,518.18, 55,890.30 and 26,906.85 is: 37,114.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,518.18 : 55,890.30 = 26,906.85 : x
  2. Step 2: Convert to fraction form
    40,518.18/55,890.30 = 26,906.85/x
  3. Step 3: Cross multiply
    40,518.18x = 55,890.30 × 26,906.85
  4. Step 4: Simplify right side
    40,518.18x = 1,503,831,918.56
  5. Step 5: Solve for x
    x = 1,503,831,918.56/40,518.18
  6. Step 6: Final answer
    x = 37,114.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.