Home / 36,089.82-49,803.81-20,174.28

Finding the Fourth Proportional to 36,089.82, 49,803.81 and 20,174.28

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Solution

The fourth proportional to 36,089.82, 49,803.81 and 20,174.28 is: 27,840.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,089.82 : 49,803.81 = 20,174.28 : x
  2. Step 2: Convert to fraction form
    36,089.82/49,803.81 = 20,174.28/x
  3. Step 3: Cross multiply
    36,089.82x = 49,803.81 × 20,174.28
  4. Step 4: Simplify right side
    36,089.82x = 1,004,756,008.01
  5. Step 5: Solve for x
    x = 1,004,756,008.01/36,089.82
  6. Step 6: Final answer
    x = 27,840.43

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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.