Home / 39,918.44-59,877.93-17,725.79

Finding the Fourth Proportional to 39,918.44, 59,877.93 and 17,725.79

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Solution

The fourth proportional to 39,918.44, 59,877.93 and 17,725.79 is: 26,588.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,918.44 : 59,877.93 = 17,725.79 : x
  2. Step 2: Convert to fraction form
    39,918.44/59,877.93 = 17,725.79/x
  3. Step 3: Cross multiply
    39,918.44x = 59,877.93 × 17,725.79
  4. Step 4: Simplify right side
    39,918.44x = 1,061,383,313.43
  5. Step 5: Solve for x
    x = 1,061,383,313.43/39,918.44
  6. Step 6: Final answer
    x = 26,588.80

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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.