Home / 34,499.12-51,755.28-11,119.28

Finding the Fourth Proportional to 34,499.12, 51,755.28 and 11,119.28

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Solution

The fourth proportional to 34,499.12, 51,755.28 and 11,119.28 is: 16,681.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,499.12 : 51,755.28 = 11,119.28 : x
  2. Step 2: Convert to fraction form
    34,499.12/51,755.28 = 11,119.28/x
  3. Step 3: Cross multiply
    34,499.12x = 51,755.28 × 11,119.28
  4. Step 4: Simplify right side
    34,499.12x = 575,481,449.80
  5. Step 5: Solve for x
    x = 575,481,449.80/34,499.12
  6. Step 6: Final answer
    x = 16,681.05

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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.