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Finding the Fourth Proportional to 26,914.84, 40,373.03 and 7,193.42

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Solution

The fourth proportional to 26,914.84, 40,373.03 and 7,193.42 is: 10,790.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,914.84 : 40,373.03 = 7,193.42 : x
  2. Step 2: Convert to fraction form
    26,914.84/40,373.03 = 7,193.42/x
  3. Step 3: Cross multiply
    26,914.84x = 40,373.03 × 7,193.42
  4. Step 4: Simplify right side
    26,914.84x = 290,420,125.50
  5. Step 5: Solve for x
    x = 290,420,125.50/26,914.84
  6. Step 6: Final answer
    x = 10,790.34

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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.