Home / 16,992.75-23,448.99-9,438.64

Finding the Fourth Proportional to 16,992.75, 23,448.99 and 9,438.64

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Solution

The fourth proportional to 16,992.75, 23,448.99 and 9,438.64 is: 13,024.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,992.75 : 23,448.99 = 9,438.64 : x
  2. Step 2: Convert to fraction form
    16,992.75/23,448.99 = 9,438.64/x
  3. Step 3: Cross multiply
    16,992.75x = 23,448.99 × 9,438.64
  4. Step 4: Simplify right side
    16,992.75x = 221,326,683.65
  5. Step 5: Solve for x
    x = 221,326,683.65/16,992.75
  6. Step 6: Final answer
    x = 13,024.77

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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.