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Finding the Fourth Proportional to 15,560, 23,340 and 4,616

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Solution

The fourth proportional to 15,560, 23,340 and 4,616 is: 6,924

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,560 : 23,340 = 4,616 : x
  2. Step 2: Convert to fraction form
    15,560/23,340 = 4,616/x
  3. Step 3: Cross multiply
    15,560x = 23,340 × 4,616
  4. Step 4: Simplify right side
    15,560x = 107,737,440
  5. Step 5: Solve for x
    x = 107,737,440/15,560
  6. Step 6: Final answer
    x = 6,924

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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.