Home / 27,015.14-37,264.32-17,940.90

Finding the Fourth Proportional to 27,015.14, 37,264.32 and 17,940.90

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Solution

The fourth proportional to 27,015.14, 37,264.32 and 17,940.90 is: 24,747.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,015.14 : 37,264.32 = 17,940.90 : x
  2. Step 2: Convert to fraction form
    27,015.14/37,264.32 = 17,940.90/x
  3. Step 3: Cross multiply
    27,015.14x = 37,264.32 × 17,940.90
  4. Step 4: Simplify right side
    27,015.14x = 668,555,438.69
  5. Step 5: Solve for x
    x = 668,555,438.69/27,015.14
  6. Step 6: Final answer
    x = 24,747.44

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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.