Home / 31,991.10-47,858.49-27,655.26

Finding the Fourth Proportional to 31,991.10, 47,858.49 and 27,655.26

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Solution

The fourth proportional to 31,991.10, 47,858.49 and 27,655.26 is: 41,372.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,991.10 : 47,858.49 = 27,655.26 : x
  2. Step 2: Convert to fraction form
    31,991.10/47,858.49 = 27,655.26/x
  3. Step 3: Cross multiply
    31,991.10x = 47,858.49 × 27,655.26
  4. Step 4: Simplify right side
    31,991.10x = 1,323,538,984.16
  5. Step 5: Solve for x
    x = 1,323,538,984.16/31,991.10
  6. Step 6: Final answer
    x = 41,372.10

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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.