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Finding the Fourth Proportional to 44,954.84, 67,394.18 and 18,643.16

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Solution

The fourth proportional to 44,954.84, 67,394.18 and 18,643.16 is: 27,948.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,954.84 : 67,394.18 = 18,643.16 : x
  2. Step 2: Convert to fraction form
    44,954.84/67,394.18 = 18,643.16/x
  3. Step 3: Cross multiply
    44,954.84x = 67,394.18 × 18,643.16
  4. Step 4: Simplify right side
    44,954.84x = 1,256,440,480.81
  5. Step 5: Solve for x
    x = 1,256,440,480.81/44,954.84
  6. Step 6: Final answer
    x = 27,948.95

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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.