Home / 38,069.71-57,111.85-11,769.82

Finding the Fourth Proportional to 38,069.71, 57,111.85 and 11,769.82

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Solution

The fourth proportional to 38,069.71, 57,111.85 and 11,769.82 is: 17,656.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,069.71 : 57,111.85 = 11,769.82 : x
  2. Step 2: Convert to fraction form
    38,069.71/57,111.85 = 11,769.82/x
  3. Step 3: Cross multiply
    38,069.71x = 57,111.85 × 11,769.82
  4. Step 4: Simplify right side
    38,069.71x = 672,196,194.37
  5. Step 5: Solve for x
    x = 672,196,194.37/38,069.71
  6. Step 6: Final answer
    x = 17,656.98

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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.