Home / 38,379.69-57,565.89-23,382.81

Finding the Fourth Proportional to 38,379.69, 57,565.89 and 23,382.81

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Solution

The fourth proportional to 38,379.69, 57,565.89 and 23,382.81 is: 35,071.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,379.69 : 57,565.89 = 23,382.81 : x
  2. Step 2: Convert to fraction form
    38,379.69/57,565.89 = 23,382.81/x
  3. Step 3: Cross multiply
    38,379.69x = 57,565.89 × 23,382.81
  4. Step 4: Simplify right side
    38,379.69x = 1,346,052,268.35
  5. Step 5: Solve for x
    x = 1,346,052,268.35/38,379.69
  6. Step 6: Final answer
    x = 35,071.99

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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.