Home / 16,282.53-22,473.40-9,911.17

Finding the Fourth Proportional to 16,282.53, 22,473.40 and 9,911.17

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Solution

The fourth proportional to 16,282.53, 22,473.40 and 9,911.17 is: 13,679.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,282.53 : 22,473.40 = 9,911.17 : x
  2. Step 2: Convert to fraction form
    16,282.53/22,473.40 = 9,911.17/x
  3. Step 3: Cross multiply
    16,282.53x = 22,473.40 × 9,911.17
  4. Step 4: Simplify right side
    16,282.53x = 222,737,687.88
  5. Step 5: Solve for x
    x = 222,737,687.88/16,282.53
  6. Step 6: Final answer
    x = 13,679.55

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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.