Home / 43,046.65-64,381.10-38,336.03

Finding the Fourth Proportional to 43,046.65, 64,381.10 and 38,336.03

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Solution

The fourth proportional to 43,046.65, 64,381.10 and 38,336.03 is: 57,335.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,046.65 : 64,381.10 = 38,336.03 : x
  2. Step 2: Convert to fraction form
    43,046.65/64,381.10 = 38,336.03/x
  3. Step 3: Cross multiply
    43,046.65x = 64,381.10 × 38,336.03
  4. Step 4: Simplify right side
    43,046.65x = 2,468,115,554.97
  5. Step 5: Solve for x
    x = 2,468,115,554.97/43,046.65
  6. Step 6: Final answer
    x = 57,335.84

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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.