Home / 52,936.72-73,047.30-31,715.44

Finding the Fourth Proportional to 52,936.72, 73,047.30 and 31,715.44

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Solution

The fourth proportional to 52,936.72, 73,047.30 and 31,715.44 is: 43,764.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,936.72 : 73,047.30 = 31,715.44 : x
  2. Step 2: Convert to fraction form
    52,936.72/73,047.30 = 31,715.44/x
  3. Step 3: Cross multiply
    52,936.72x = 73,047.30 × 31,715.44
  4. Step 4: Simplify right side
    52,936.72x = 2,316,727,260.31
  5. Step 5: Solve for x
    x = 2,316,727,260.31/52,936.72
  6. Step 6: Final answer
    x = 43,764.09

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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.