Home / 17,338.08-23,917.92-10,972.80

Finding the Fourth Proportional to 17,338.08, 23,917.92 and 10,972.80

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Solution

The fourth proportional to 17,338.08, 23,917.92 and 10,972.80 is: 15,137.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,338.08 : 23,917.92 = 10,972.80 : x
  2. Step 2: Convert to fraction form
    17,338.08/23,917.92 = 10,972.80/x
  3. Step 3: Cross multiply
    17,338.08x = 23,917.92 × 10,972.80
  4. Step 4: Simplify right side
    17,338.08x = 262,446,552.58
  5. Step 5: Solve for x
    x = 262,446,552.58/17,338.08
  6. Step 6: Final answer
    x = 15,137.00

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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.