Home / 16,936-23,366.28-10,972.24

Finding the Fourth Proportional to 16,936, 23,366.28 and 10,972.24

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Solution

The fourth proportional to 16,936, 23,366.28 and 10,972.24 is: 15,138.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,936 : 23,366.28 = 10,972.24 : x
  2. Step 2: Convert to fraction form
    16,936/23,366.28 = 10,972.24/x
  3. Step 3: Cross multiply
    16,936x = 23,366.28 × 10,972.24
  4. Step 4: Simplify right side
    16,936x = 256,380,432.07
  5. Step 5: Solve for x
    x = 256,380,432.07/16,936
  6. Step 6: Final answer
    x = 15,138.19

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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.