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Finding the Fourth Proportional to 29,894.32, 44,837.76 and 12,361.84

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Solution

The fourth proportional to 29,894.32, 44,837.76 and 12,361.84 is: 18,541.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,894.32 : 44,837.76 = 12,361.84 : x
  2. Step 2: Convert to fraction form
    29,894.32/44,837.76 = 12,361.84/x
  3. Step 3: Cross multiply
    29,894.32x = 44,837.76 × 12,361.84
  4. Step 4: Simplify right side
    29,894.32x = 554,277,215.08
  5. Step 5: Solve for x
    x = 554,277,215.08/29,894.32
  6. Step 6: Final answer
    x = 18,541.22

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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.