Home / 34,251.32-51,392.37-21,768.11

Finding the Fourth Proportional to 34,251.32, 51,392.37 and 21,768.11

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Solution

The fourth proportional to 34,251.32, 51,392.37 and 21,768.11 is: 32,661.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,251.32 : 51,392.37 = 21,768.11 : x
  2. Step 2: Convert to fraction form
    34,251.32/51,392.37 = 21,768.11/x
  3. Step 3: Cross multiply
    34,251.32x = 51,392.37 × 21,768.11
  4. Step 4: Simplify right side
    34,251.32x = 1,118,714,763.32
  5. Step 5: Solve for x
    x = 1,118,714,763.32/34,251.32
  6. Step 6: Final answer
    x = 32,661.95

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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.