Home / 40,242.36-60,375.06-19,477.56

Finding the Fourth Proportional to 40,242.36, 60,375.06 and 19,477.56

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Solution

The fourth proportional to 40,242.36, 60,375.06 and 19,477.56 is: 29,221.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,242.36 : 60,375.06 = 19,477.56 : x
  2. Step 2: Convert to fraction form
    40,242.36/60,375.06 = 19,477.56/x
  3. Step 3: Cross multiply
    40,242.36x = 60,375.06 × 19,477.56
  4. Step 4: Simplify right side
    40,242.36x = 1,175,958,853.65
  5. Step 5: Solve for x
    x = 1,175,958,853.65/40,242.36
  6. Step 6: Final answer
    x = 29,221.92

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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.