Home / 39,408.78-59,061.85-16,007.88

Finding the Fourth Proportional to 39,408.78, 59,061.85 and 16,007.88

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Solution

The fourth proportional to 39,408.78, 59,061.85 and 16,007.88 is: 23,990.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,408.78 : 59,061.85 = 16,007.88 : x
  2. Step 2: Convert to fraction form
    39,408.78/59,061.85 = 16,007.88/x
  3. Step 3: Cross multiply
    39,408.78x = 59,061.85 × 16,007.88
  4. Step 4: Simplify right side
    39,408.78x = 945,455,007.38
  5. Step 5: Solve for x
    x = 945,455,007.38/39,408.78
  6. Step 6: Final answer
    x = 23,990.97

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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.