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Finding the Fourth Proportional to 32,512.77, 48,834.72 and 19,390.77

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Solution

The fourth proportional to 32,512.77, 48,834.72 and 19,390.77 is: 29,125.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,512.77 : 48,834.72 = 19,390.77 : x
  2. Step 2: Convert to fraction form
    32,512.77/48,834.72 = 19,390.77/x
  3. Step 3: Cross multiply
    32,512.77x = 48,834.72 × 19,390.77
  4. Step 4: Simplify right side
    32,512.77x = 946,942,823.53
  5. Step 5: Solve for x
    x = 946,942,823.53/32,512.77
  6. Step 6: Final answer
    x = 29,125.26

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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.