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Finding the Fourth Proportional to 29,994.95, 44,997.89 and 15,009.90

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Solution

The fourth proportional to 29,994.95, 44,997.89 and 15,009.90 is: 22,517.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,994.95 : 44,997.89 = 15,009.90 : x
  2. Step 2: Convert to fraction form
    29,994.95/44,997.89 = 15,009.90/x
  3. Step 3: Cross multiply
    29,994.95x = 44,997.89 × 15,009.90
  4. Step 4: Simplify right side
    29,994.95x = 675,414,054.12
  5. Step 5: Solve for x
    x = 675,414,054.12/29,994.95
  6. Step 6: Final answer
    x = 22,517.59

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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.