Home / 39,187.44-58,773.29-19,188.29

Finding the Fourth Proportional to 39,187.44, 58,773.29 and 19,188.29

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Solution

The fourth proportional to 39,187.44, 58,773.29 and 19,188.29 is: 28,778.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,187.44 : 58,773.29 = 19,188.29 : x
  2. Step 2: Convert to fraction form
    39,187.44/58,773.29 = 19,188.29/x
  3. Step 3: Cross multiply
    39,187.44x = 58,773.29 × 19,188.29
  4. Step 4: Simplify right side
    39,187.44x = 1,127,758,983.77
  5. Step 5: Solve for x
    x = 1,127,758,983.77/39,187.44
  6. Step 6: Final answer
    x = 28,778.58

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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.