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Finding the Fourth Proportional to 32,603.44, 48,872.76 and 19,436.08

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Solution

The fourth proportional to 32,603.44, 48,872.76 and 19,436.08 is: 29,134.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,603.44 : 48,872.76 = 19,436.08 : x
  2. Step 2: Convert to fraction form
    32,603.44/48,872.76 = 19,436.08/x
  3. Step 3: Cross multiply
    32,603.44x = 48,872.76 × 19,436.08
  4. Step 4: Simplify right side
    32,603.44x = 949,894,873.18
  5. Step 5: Solve for x
    x = 949,894,873.18/32,603.44
  6. Step 6: Final answer
    x = 29,134.81

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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.