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Finding the Fourth Proportional to 22,963.74, 34,413.54 and 12,411.02

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Solution

The fourth proportional to 22,963.74, 34,413.54 and 12,411.02 is: 18,599.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,963.74 : 34,413.54 = 12,411.02 : x
  2. Step 2: Convert to fraction form
    22,963.74/34,413.54 = 12,411.02/x
  3. Step 3: Cross multiply
    22,963.74x = 34,413.54 × 12,411.02
  4. Step 4: Simplify right side
    22,963.74x = 427,106,961.14
  5. Step 5: Solve for x
    x = 427,106,961.14/22,963.74
  6. Step 6: Final answer
    x = 18,599.19

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1.5x scale

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.