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Finding the Fourth Proportional to 44,994.66, 67,440.78 and 19,997.16

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Solution

The fourth proportional to 44,994.66, 67,440.78 and 19,997.16 is: 29,972.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,994.66 : 67,440.78 = 19,997.16 : x
  2. Step 2: Convert to fraction form
    44,994.66/67,440.78 = 19,997.16/x
  3. Step 3: Cross multiply
    44,994.66x = 67,440.78 × 19,997.16
  4. Step 4: Simplify right side
    44,994.66x = 1,348,624,068.18
  5. Step 5: Solve for x
    x = 1,348,624,068.18/44,994.66
  6. Step 6: Final answer
    x = 29,972.98

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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.