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Finding the Fourth Proportional to 26,941.98, 40,412.97 and 9,411.96

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Solution

The fourth proportional to 26,941.98, 40,412.97 and 9,411.96 is: 14,117.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,941.98 : 40,412.97 = 9,411.96 : x
  2. Step 2: Convert to fraction form
    26,941.98/40,412.97 = 9,411.96/x
  3. Step 3: Cross multiply
    26,941.98x = 40,412.97 × 9,411.96
  4. Step 4: Simplify right side
    26,941.98x = 380,365,257.12
  5. Step 5: Solve for x
    x = 380,365,257.12/26,941.98
  6. Step 6: Final answer
    x = 14,117.94

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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.