Home / 39,758.43-59,647.41-19,777.35

Finding the Fourth Proportional to 39,758.43, 59,647.41 and 19,777.35

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Solution

The fourth proportional to 39,758.43, 59,647.41 and 19,777.35 is: 29,670.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,758.43 : 59,647.41 = 19,777.35 : x
  2. Step 2: Convert to fraction form
    39,758.43/59,647.41 = 19,777.35/x
  3. Step 3: Cross multiply
    39,758.43x = 59,647.41 × 19,777.35
  4. Step 4: Simplify right side
    39,758.43x = 1,179,667,704.16
  5. Step 5: Solve for x
    x = 1,179,667,704.16/39,758.43
  6. Step 6: Final answer
    x = 29,670.88

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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.