Home / 39,584.87-59,378.05-18,513.26

Finding the Fourth Proportional to 39,584.87, 59,378.05 and 18,513.26

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Solution

The fourth proportional to 39,584.87, 59,378.05 and 18,513.26 is: 27,770.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,584.87 : 59,378.05 = 18,513.26 : x
  2. Step 2: Convert to fraction form
    39,584.87/59,378.05 = 18,513.26/x
  3. Step 3: Cross multiply
    39,584.87x = 59,378.05 × 18,513.26
  4. Step 4: Simplify right side
    39,584.87x = 1,099,281,277.94
  5. Step 5: Solve for x
    x = 1,099,281,277.94/39,584.87
  6. Step 6: Final answer
    x = 27,770.24

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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.