Home / 39,648.72-59,439.75-18,577.65

Finding the Fourth Proportional to 39,648.72, 59,439.75 and 18,577.65

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Solution

The fourth proportional to 39,648.72, 59,439.75 and 18,577.65 is: 27,850.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,648.72 : 59,439.75 = 18,577.65 : x
  2. Step 2: Convert to fraction form
    39,648.72/59,439.75 = 18,577.65/x
  3. Step 3: Cross multiply
    39,648.72x = 59,439.75 × 18,577.65
  4. Step 4: Simplify right side
    39,648.72x = 1,104,250,871.59
  5. Step 5: Solve for x
    x = 1,104,250,871.59/39,648.72
  6. Step 6: Final answer
    x = 27,850.86

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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.