Home / 52,608.38-78,944.01-19,331.81

Finding the Fourth Proportional to 52,608.38, 78,944.01 and 19,331.81

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Solution

The fourth proportional to 52,608.38, 78,944.01 and 19,331.81 is: 29,009.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,608.38 : 78,944.01 = 19,331.81 : x
  2. Step 2: Convert to fraction form
    52,608.38/78,944.01 = 19,331.81/x
  3. Step 3: Cross multiply
    52,608.38x = 78,944.01 × 19,331.81
  4. Step 4: Simplify right side
    52,608.38x = 1,526,130,601.96
  5. Step 5: Solve for x
    x = 1,526,130,601.96/52,608.38
  6. Step 6: Final answer
    x = 29,009.27

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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.