Home / 26,043.88-39,013.60-11,984.32

Finding the Fourth Proportional to 26,043.88, 39,013.60 and 11,984.32

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Solution

The fourth proportional to 26,043.88, 39,013.60 and 11,984.32 is: 17,952.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,043.88 : 39,013.60 = 11,984.32 : x
  2. Step 2: Convert to fraction form
    26,043.88/39,013.60 = 11,984.32/x
  3. Step 3: Cross multiply
    26,043.88x = 39,013.60 × 11,984.32
  4. Step 4: Simplify right side
    26,043.88x = 467,551,466.75
  5. Step 5: Solve for x
    x = 467,551,466.75/26,043.88
  6. Step 6: Final answer
    x = 17,952.45

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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.