Home / 43,185.33-64,772.49-15,104.25

Finding the Fourth Proportional to 43,185.33, 64,772.49 and 15,104.25

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Solution

The fourth proportional to 43,185.33, 64,772.49 and 15,104.25 is: 22,654.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,185.33 : 64,772.49 = 15,104.25 : x
  2. Step 2: Convert to fraction form
    43,185.33/64,772.49 = 15,104.25/x
  3. Step 3: Cross multiply
    43,185.33x = 64,772.49 × 15,104.25
  4. Step 4: Simplify right side
    43,185.33x = 978,339,882.08
  5. Step 5: Solve for x
    x = 978,339,882.08/43,185.33
  6. Step 6: Final answer
    x = 22,654.45

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1.5x scale

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.