Home / 16,787.36-23,166.06-9,233.68

Finding the Fourth Proportional to 16,787.36, 23,166.06 and 9,233.68

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Solution

The fourth proportional to 16,787.36, 23,166.06 and 9,233.68 is: 12,742.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,787.36 : 23,166.06 = 9,233.68 : x
  2. Step 2: Convert to fraction form
    16,787.36/23,166.06 = 9,233.68/x
  3. Step 3: Cross multiply
    16,787.36x = 23,166.06 × 9,233.68
  4. Step 4: Simplify right side
    16,787.36x = 213,907,984.90
  5. Step 5: Solve for x
    x = 213,907,984.90/16,787.36
  6. Step 6: Final answer
    x = 12,742.21

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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.