Home / 16,992.39-23,448.50-9,438.29

Finding the Fourth Proportional to 16,992.39, 23,448.50 and 9,438.29

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Solution

The fourth proportional to 16,992.39, 23,448.50 and 9,438.29 is: 13,024.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,992.39 : 23,448.50 = 9,438.29 : x
  2. Step 2: Convert to fraction form
    16,992.39/23,448.50 = 9,438.29/x
  3. Step 3: Cross multiply
    16,992.39x = 23,448.50 × 9,438.29
  4. Step 4: Simplify right side
    16,992.39x = 221,313,701.96
  5. Step 5: Solve for x
    x = 221,313,701.96/16,992.39
  6. Step 6: Final answer
    x = 13,024.28

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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.