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Finding the Fourth Proportional to 26,941.37, 40,412.06 and 8,221.51

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Solution

The fourth proportional to 26,941.37, 40,412.06 and 8,221.51 is: 12,332.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,941.37 : 40,412.06 = 8,221.51 : x
  2. Step 2: Convert to fraction form
    26,941.37/40,412.06 = 8,221.51/x
  3. Step 3: Cross multiply
    26,941.37x = 40,412.06 × 8,221.51
  4. Step 4: Simplify right side
    26,941.37x = 332,247,953.35
  5. Step 5: Solve for x
    x = 332,247,953.35/26,941.37
  6. Step 6: Final answer
    x = 12,332.26

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Similar ratio
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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.