Home / 39,698.16-59,548.50-19,965.94

Finding the Fourth Proportional to 39,698.16, 59,548.50 and 19,965.94

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Solution

The fourth proportional to 39,698.16, 59,548.50 and 19,965.94 is: 29,949.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,698.16 : 59,548.50 = 19,965.94 : x
  2. Step 2: Convert to fraction form
    39,698.16/59,548.50 = 19,965.94/x
  3. Step 3: Cross multiply
    39,698.16x = 59,548.50 × 19,965.94
  4. Step 4: Simplify right side
    39,698.16x = 1,188,941,778.09
  5. Step 5: Solve for x
    x = 1,188,941,778.09/39,698.16
  6. Step 6: Final answer
    x = 29,949.54

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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.