Home / 13,623.33-18,787.11-8,841.52

Finding the Fourth Proportional to 13,623.33, 18,787.11 and 8,841.52

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Solution

The fourth proportional to 13,623.33, 18,787.11 and 8,841.52 is: 12,192.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,623.33 : 18,787.11 = 8,841.52 : x
  2. Step 2: Convert to fraction form
    13,623.33/18,787.11 = 8,841.52/x
  3. Step 3: Cross multiply
    13,623.33x = 18,787.11 × 8,841.52
  4. Step 4: Simplify right side
    13,623.33x = 166,106,599.14
  5. Step 5: Solve for x
    x = 166,106,599.14/13,623.33
  6. Step 6: Final answer
    x = 12,192.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.