Home / 32,413.11-48,640.17-12,691.16

Finding the Fourth Proportional to 32,413.11, 48,640.17 and 12,691.16

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Solution

The fourth proportional to 32,413.11, 48,640.17 and 12,691.16 is: 19,044.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,413.11 : 48,640.17 = 12,691.16 : x
  2. Step 2: Convert to fraction form
    32,413.11/48,640.17 = 12,691.16/x
  3. Step 3: Cross multiply
    32,413.11x = 48,640.17 × 12,691.16
  4. Step 4: Simplify right side
    32,413.11x = 617,300,179.90
  5. Step 5: Solve for x
    x = 617,300,179.90/32,413.11
  6. Step 6: Final answer
    x = 19,044.77

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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.