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Finding the Fourth Proportional to 41,158.82, 61,738.37 and 9,994.07

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Solution

The fourth proportional to 41,158.82, 61,738.37 and 9,994.07 is: 14,991.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,158.82 : 61,738.37 = 9,994.07 : x
  2. Step 2: Convert to fraction form
    41,158.82/61,738.37 = 9,994.07/x
  3. Step 3: Cross multiply
    41,158.82x = 61,738.37 × 9,994.07
  4. Step 4: Simplify right side
    41,158.82x = 617,017,232.80
  5. Step 5: Solve for x
    x = 617,017,232.80/41,158.82
  6. Step 6: Final answer
    x = 14,991.13

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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.