Home / 43,206.62-64,797.30-15,121.46

Finding the Fourth Proportional to 43,206.62, 64,797.30 and 15,121.46

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Solution

The fourth proportional to 43,206.62, 64,797.30 and 15,121.46 is: 22,677.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,206.62 : 64,797.30 = 15,121.46 : x
  2. Step 2: Convert to fraction form
    43,206.62/64,797.30 = 15,121.46/x
  3. Step 3: Cross multiply
    43,206.62x = 64,797.30 × 15,121.46
  4. Step 4: Simplify right side
    43,206.62x = 979,829,780.06
  5. Step 5: Solve for x
    x = 979,829,780.06/43,206.62
  6. Step 6: Final answer
    x = 22,677.77

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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.