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Finding the Fourth Proportional to 41,159.52, 61,739.28 and 9,994.56

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Solution

The fourth proportional to 41,159.52, 61,739.28 and 9,994.56 is: 14,991.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,159.52 : 61,739.28 = 9,994.56 : x
  2. Step 2: Convert to fraction form
    41,159.52/61,739.28 = 9,994.56/x
  3. Step 3: Cross multiply
    41,159.52x = 61,739.28 × 9,994.56
  4. Step 4: Simplify right side
    41,159.52x = 617,056,938.32
  5. Step 5: Solve for x
    x = 617,056,938.32/41,159.52
  6. Step 6: Final answer
    x = 14,991.84

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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.