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Finding the Fourth Proportional to 32,361.61, 44,636.01 and 21,601.05

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Solution

The fourth proportional to 32,361.61, 44,636.01 and 21,601.05 is: 29,794.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,361.61 : 44,636.01 = 21,601.05 : x
  2. Step 2: Convert to fraction form
    32,361.61/44,636.01 = 21,601.05/x
  3. Step 3: Cross multiply
    32,361.61x = 44,636.01 × 21,601.05
  4. Step 4: Simplify right side
    32,361.61x = 964,184,979.11
  5. Step 5: Solve for x
    x = 964,184,979.11/32,361.61
  6. Step 6: Final answer
    x = 29,794.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.