Home / 52,743.86-79,146.91-19,487.46

Finding the Fourth Proportional to 52,743.86, 79,146.91 and 19,487.46

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Solution

The fourth proportional to 52,743.86, 79,146.91 and 19,487.46 is: 29,242.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,743.86 : 79,146.91 = 19,487.46 : x
  2. Step 2: Convert to fraction form
    52,743.86/79,146.91 = 19,487.46/x
  3. Step 3: Cross multiply
    52,743.86x = 79,146.91 × 19,487.46
  4. Step 4: Simplify right side
    52,743.86x = 1,542,372,242.75
  5. Step 5: Solve for x
    x = 1,542,372,242.75/52,743.86
  6. Step 6: Final answer
    x = 29,242.69

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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.