Home / 16,930.44-23,360.49-10,639.17

Finding the Fourth Proportional to 16,930.44, 23,360.49 and 10,639.17

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Solution

The fourth proportional to 16,930.44, 23,360.49 and 10,639.17 is: 14,679.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,930.44 : 23,360.49 = 10,639.17 : x
  2. Step 2: Convert to fraction form
    16,930.44/23,360.49 = 10,639.17/x
  3. Step 3: Cross multiply
    16,930.44x = 23,360.49 × 10,639.17
  4. Step 4: Simplify right side
    16,930.44x = 248,536,224.39
  5. Step 5: Solve for x
    x = 248,536,224.39/16,930.44
  6. Step 6: Final answer
    x = 14,679.84

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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.