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Finding the Fourth Proportional to 26,865.30, 40,221.15 and 23,793.30

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Solution

The fourth proportional to 26,865.30, 40,221.15 and 23,793.30 is: 35,621.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,865.30 : 40,221.15 = 23,793.30 : x
  2. Step 2: Convert to fraction form
    26,865.30/40,221.15 = 23,793.30/x
  3. Step 3: Cross multiply
    26,865.30x = 40,221.15 × 23,793.30
  4. Step 4: Simplify right side
    26,865.30x = 956,993,888.30
  5. Step 5: Solve for x
    x = 956,993,888.30/26,865.30
  6. Step 6: Final answer
    x = 35,621.93

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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.