Home / 52,839.08-79,270.76-17,777.80

Finding the Fourth Proportional to 52,839.08, 79,270.76 and 17,777.80

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Solution

The fourth proportional to 52,839.08, 79,270.76 and 17,777.80 is: 26,670.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,839.08 : 79,270.76 = 17,777.80 : x
  2. Step 2: Convert to fraction form
    52,839.08/79,270.76 = 17,777.80/x
  3. Step 3: Cross multiply
    52,839.08x = 79,270.76 × 17,777.80
  4. Step 4: Simplify right side
    52,839.08x = 1,409,259,717.13
  5. Step 5: Solve for x
    x = 1,409,259,717.13/52,839.08
  6. Step 6: Final answer
    x = 26,670.78

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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.