Home / 39,355.69-59,016.13-11,269.35

Finding the Fourth Proportional to 39,355.69, 59,016.13 and 11,269.35

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Solution

The fourth proportional to 39,355.69, 59,016.13 and 11,269.35 is: 16,899.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,355.69 : 59,016.13 = 11,269.35 : x
  2. Step 2: Convert to fraction form
    39,355.69/59,016.13 = 11,269.35/x
  3. Step 3: Cross multiply
    39,355.69x = 59,016.13 × 11,269.35
  4. Step 4: Simplify right side
    39,355.69x = 665,073,424.62
  5. Step 5: Solve for x
    x = 665,073,424.62/39,355.69
  6. Step 6: Final answer
    x = 16,899.04

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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.