Home / 16,992.98-23,449.52-9,439.80

Finding the Fourth Proportional to 16,992.98, 23,449.52 and 9,439.80

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Solution

The fourth proportional to 16,992.98, 23,449.52 and 9,439.80 is: 13,026.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,992.98 : 23,449.52 = 9,439.80 : x
  2. Step 2: Convert to fraction form
    16,992.98/23,449.52 = 9,439.80/x
  3. Step 3: Cross multiply
    16,992.98x = 23,449.52 × 9,439.80
  4. Step 4: Simplify right side
    16,992.98x = 221,358,778.90
  5. Step 5: Solve for x
    x = 221,358,778.90/16,992.98
  6. Step 6: Final answer
    x = 13,026.48

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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.