Home / 50,077.35-75,126.11-18,487.62

Finding the Fourth Proportional to 50,077.35, 75,126.11 and 18,487.62

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Solution

The fourth proportional to 50,077.35, 75,126.11 and 18,487.62 is: 27,735.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,077.35 : 75,126.11 = 18,487.62 : x
  2. Step 2: Convert to fraction form
    50,077.35/75,126.11 = 18,487.62/x
  3. Step 3: Cross multiply
    50,077.35x = 75,126.11 × 18,487.62
  4. Step 4: Simplify right side
    50,077.35x = 1,388,902,881.32
  5. Step 5: Solve for x
    x = 1,388,902,881.32/50,077.35
  6. Step 6: Final answer
    x = 27,735.15

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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.