Home / 43,194.84-64,821.46-15,115.15

Finding the Fourth Proportional to 43,194.84, 64,821.46 and 15,115.15

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Solution

The fourth proportional to 43,194.84, 64,821.46 and 15,115.15 is: 22,682.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,194.84 : 64,821.46 = 15,115.15 : x
  2. Step 2: Convert to fraction form
    43,194.84/64,821.46 = 15,115.15/x
  3. Step 3: Cross multiply
    43,194.84x = 64,821.46 × 15,115.15
  4. Step 4: Simplify right side
    43,194.84x = 979,785,822.76
  5. Step 5: Solve for x
    x = 979,785,822.76/43,194.84
  6. Step 6: Final answer
    x = 22,682.93

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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.