Home / 39,103.38-58,663.29-16,919.91

Finding the Fourth Proportional to 39,103.38, 58,663.29 and 16,919.91

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Solution

The fourth proportional to 39,103.38, 58,663.29 and 16,919.91 is: 25,383.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,103.38 : 58,663.29 = 16,919.91 : x
  2. Step 2: Convert to fraction form
    39,103.38/58,663.29 = 16,919.91/x
  3. Step 3: Cross multiply
    39,103.38x = 58,663.29 × 16,919.91
  4. Step 4: Simplify right side
    39,103.38x = 992,577,587.10
  5. Step 5: Solve for x
    x = 992,577,587.10/39,103.38
  6. Step 6: Final answer
    x = 25,383.42

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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.