Home / 52,379.57-72,285.44-29,719.51

Finding the Fourth Proportional to 52,379.57, 72,285.44 and 29,719.51

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Solution

The fourth proportional to 52,379.57, 72,285.44 and 29,719.51 is: 41,013.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,379.57 : 72,285.44 = 29,719.51 : x
  2. Step 2: Convert to fraction form
    52,379.57/72,285.44 = 29,719.51/x
  3. Step 3: Cross multiply
    52,379.57x = 72,285.44 × 29,719.51
  4. Step 4: Simplify right side
    52,379.57x = 2,148,287,856.93
  5. Step 5: Solve for x
    x = 2,148,287,856.93/52,379.57
  6. Step 6: Final answer
    x = 41,013.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.