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Finding the Fourth Proportional to 29,607.42, 44,389.17 and 17,917.86

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Solution

The fourth proportional to 29,607.42, 44,389.17 and 17,917.86 is: 26,863.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,607.42 : 44,389.17 = 17,917.86 : x
  2. Step 2: Convert to fraction form
    29,607.42/44,389.17 = 17,917.86/x
  3. Step 3: Cross multiply
    29,607.42x = 44,389.17 × 17,917.86
  4. Step 4: Simplify right side
    29,607.42x = 795,358,933.58
  5. Step 5: Solve for x
    x = 795,358,933.58/29,607.42
  6. Step 6: Final answer
    x = 26,863.50

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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.