Home / 16,955.48-23,398.44-9,401.80

Finding the Fourth Proportional to 16,955.48, 23,398.44 and 9,401.80

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Solution

The fourth proportional to 16,955.48, 23,398.44 and 9,401.80 is: 12,974.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,955.48 : 23,398.44 = 9,401.80 : x
  2. Step 2: Convert to fraction form
    16,955.48/23,398.44 = 9,401.80/x
  3. Step 3: Cross multiply
    16,955.48x = 23,398.44 × 9,401.80
  4. Step 4: Simplify right side
    16,955.48x = 219,987,453.19
  5. Step 5: Solve for x
    x = 219,987,453.19/16,955.48
  6. Step 6: Final answer
    x = 12,974.42

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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.