Home / 27,330.30-37,716.12-15,997.32

Finding the Fourth Proportional to 27,330.30, 37,716.12 and 15,997.32

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Solution

The fourth proportional to 27,330.30, 37,716.12 and 15,997.32 is: 22,076.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,330.30 : 37,716.12 = 15,997.32 : x
  2. Step 2: Convert to fraction form
    27,330.30/37,716.12 = 15,997.32/x
  3. Step 3: Cross multiply
    27,330.30x = 37,716.12 × 15,997.32
  4. Step 4: Simplify right side
    27,330.30x = 603,356,840.80
  5. Step 5: Solve for x
    x = 603,356,840.80/27,330.30
  6. Step 6: Final answer
    x = 22,076.48

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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.