Home / 16,869.36-23,278.14-9,796.17

Finding the Fourth Proportional to 16,869.36, 23,278.14 and 9,796.17

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Solution

The fourth proportional to 16,869.36, 23,278.14 and 9,796.17 is: 13,517.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,869.36 : 23,278.14 = 9,796.17 : x
  2. Step 2: Convert to fraction form
    16,869.36/23,278.14 = 9,796.17/x
  3. Step 3: Cross multiply
    16,869.36x = 23,278.14 × 9,796.17
  4. Step 4: Simplify right side
    16,869.36x = 228,036,616.72
  5. Step 5: Solve for x
    x = 228,036,616.72/16,869.36
  6. Step 6: Final answer
    x = 13,517.80

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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.