Home / 26,992.72-37,250.88-15,661.36

Finding the Fourth Proportional to 26,992.72, 37,250.88 and 15,661.36

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Solution

The fourth proportional to 26,992.72, 37,250.88 and 15,661.36 is: 21,613.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,992.72 : 37,250.88 = 15,661.36 : x
  2. Step 2: Convert to fraction form
    26,992.72/37,250.88 = 15,661.36/x
  3. Step 3: Cross multiply
    26,992.72x = 37,250.88 × 15,661.36
  4. Step 4: Simplify right side
    26,992.72x = 583,399,442.00
  5. Step 5: Solve for x
    x = 583,399,442.00/26,992.72
  6. Step 6: Final answer
    x = 21,613.21

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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.