Home / 34,414.85-51,619.22-10,721.40

Finding the Fourth Proportional to 34,414.85, 51,619.22 and 10,721.40

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Solution

The fourth proportional to 34,414.85, 51,619.22 and 10,721.40 is: 16,081.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,414.85 : 51,619.22 = 10,721.40 : x
  2. Step 2: Convert to fraction form
    34,414.85/51,619.22 = 10,721.40/x
  3. Step 3: Cross multiply
    34,414.85x = 51,619.22 × 10,721.40
  4. Step 4: Simplify right side
    34,414.85x = 553,430,305.31
  5. Step 5: Solve for x
    x = 553,430,305.31/34,414.85
  6. Step 6: Final answer
    x = 16,081.15

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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.