Home / 16,906.08-23,329.93-9,352.20

Finding the Fourth Proportional to 16,906.08, 23,329.93 and 9,352.20

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Solution

The fourth proportional to 16,906.08, 23,329.93 and 9,352.20 is: 12,905.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,906.08 : 23,329.93 = 9,352.20 : x
  2. Step 2: Convert to fraction form
    16,906.08/23,329.93 = 9,352.20/x
  3. Step 3: Cross multiply
    16,906.08x = 23,329.93 × 9,352.20
  4. Step 4: Simplify right side
    16,906.08x = 218,186,171.35
  5. Step 5: Solve for x
    x = 218,186,171.35/16,906.08
  6. Step 6: Final answer
    x = 12,905.78

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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.