Home / 26,997.16-37,247.81-15,662.72

Finding the Fourth Proportional to 26,997.16, 37,247.81 and 15,662.72

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Solution

The fourth proportional to 26,997.16, 37,247.81 and 15,662.72 is: 21,609.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,997.16 : 37,247.81 = 15,662.72 : x
  2. Step 2: Convert to fraction form
    26,997.16/37,247.81 = 15,662.72/x
  3. Step 3: Cross multiply
    26,997.16x = 37,247.81 × 15,662.72
  4. Step 4: Simplify right side
    26,997.16x = 583,402,018.64
  5. Step 5: Solve for x
    x = 583,402,018.64/26,997.16
  6. Step 6: Final answer
    x = 21,609.76

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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.