Home / 52,741.36-79,143.16-19,484.96

Finding the Fourth Proportional to 52,741.36, 79,143.16 and 19,484.96

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Solution

The fourth proportional to 52,741.36, 79,143.16 and 19,484.96 is: 29,238.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,741.36 : 79,143.16 = 19,484.96 : x
  2. Step 2: Convert to fraction form
    52,741.36/79,143.16 = 19,484.96/x
  3. Step 3: Cross multiply
    52,741.36x = 79,143.16 × 19,484.96
  4. Step 4: Simplify right side
    52,741.36x = 1,542,101,306.87
  5. Step 5: Solve for x
    x = 1,542,101,306.87/52,741.36
  6. Step 6: Final answer
    x = 29,238.94

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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.