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Finding the Fourth Proportional to 29,994.12, 44,997.45 and 8,934.12

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Solution

The fourth proportional to 29,994.12, 44,997.45 and 8,934.12 is: 13,403.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,994.12 : 44,997.45 = 8,934.12 : x
  2. Step 2: Convert to fraction form
    29,994.12/44,997.45 = 8,934.12/x
  3. Step 3: Cross multiply
    29,994.12x = 44,997.45 × 8,934.12
  4. Step 4: Simplify right side
    29,994.12x = 402,012,617.99
  5. Step 5: Solve for x
    x = 402,012,617.99/29,994.12
  6. Step 6: Final answer
    x = 13,403.05

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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.