Home / 39,535.93-59,311.10-18,759.25

Finding the Fourth Proportional to 39,535.93, 59,311.10 and 18,759.25

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Solution

The fourth proportional to 39,535.93, 59,311.10 and 18,759.25 is: 28,142.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,535.93 : 59,311.10 = 18,759.25 : x
  2. Step 2: Convert to fraction form
    39,535.93/59,311.10 = 18,759.25/x
  3. Step 3: Cross multiply
    39,535.93x = 59,311.10 × 18,759.25
  4. Step 4: Simplify right side
    39,535.93x = 1,112,631,752.68
  5. Step 5: Solve for x
    x = 1,112,631,752.68/39,535.93
  6. Step 6: Final answer
    x = 28,142.29

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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.