Home / 34,440.10-51,561.60-21,203.35

Finding the Fourth Proportional to 34,440.10, 51,561.60 and 21,203.35

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Solution

The fourth proportional to 34,440.10, 51,561.60 and 21,203.35 is: 31,744.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,440.10 : 51,561.60 = 21,203.35 : x
  2. Step 2: Convert to fraction form
    34,440.10/51,561.60 = 21,203.35/x
  3. Step 3: Cross multiply
    34,440.10x = 51,561.60 × 21,203.35
  4. Step 4: Simplify right side
    34,440.10x = 1,093,278,651.36
  5. Step 5: Solve for x
    x = 1,093,278,651.36/34,440.10
  6. Step 6: Final answer
    x = 31,744.35

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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.