Home / 39,584.96-59,375.36-13,290.24

Finding the Fourth Proportional to 39,584.96, 59,375.36 and 13,290.24

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Solution

The fourth proportional to 39,584.96, 59,375.36 and 13,290.24 is: 19,934.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,584.96 : 59,375.36 = 13,290.24 : x
  2. Step 2: Convert to fraction form
    39,584.96/59,375.36 = 13,290.24/x
  3. Step 3: Cross multiply
    39,584.96x = 59,375.36 × 13,290.24
  4. Step 4: Simplify right side
    39,584.96x = 789,112,784.49
  5. Step 5: Solve for x
    x = 789,112,784.49/39,584.96
  6. Step 6: Final answer
    x = 19,934.66

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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.