Home / 34,883.20-52,322.40-11,190.40

Finding the Fourth Proportional to 34,883.20, 52,322.40 and 11,190.40

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Solution

The fourth proportional to 34,883.20, 52,322.40 and 11,190.40 is: 16,784.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,883.20 : 52,322.40 = 11,190.40 : x
  2. Step 2: Convert to fraction form
    34,883.20/52,322.40 = 11,190.40/x
  3. Step 3: Cross multiply
    34,883.20x = 52,322.40 × 11,190.40
  4. Step 4: Simplify right side
    34,883.20x = 585,508,584.96
  5. Step 5: Solve for x
    x = 585,508,584.96/34,883.20
  6. Step 6: Final answer
    x = 16,784.83

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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.