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Finding the Fourth Proportional to 35,469.59, 53,047.52 and 31,548.38

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Solution

The fourth proportional to 35,469.59, 53,047.52 and 31,548.38 is: 47,183.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,469.59 : 53,047.52 = 31,548.38 : x
  2. Step 2: Convert to fraction form
    35,469.59/53,047.52 = 31,548.38/x
  3. Step 3: Cross multiply
    35,469.59x = 53,047.52 × 31,548.38
  4. Step 4: Simplify right side
    35,469.59x = 1,673,563,161.28
  5. Step 5: Solve for x
    x = 1,673,563,161.28/35,469.59
  6. Step 6: Final answer
    x = 47,183.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.