Home / 50,253.12-75,380.16-13,317.12

Finding the Fourth Proportional to 50,253.12, 75,380.16 and 13,317.12

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Solution

The fourth proportional to 50,253.12, 75,380.16 and 13,317.12 is: 19,975.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,253.12 : 75,380.16 = 13,317.12 : x
  2. Step 2: Convert to fraction form
    50,253.12/75,380.16 = 13,317.12/x
  3. Step 3: Cross multiply
    50,253.12x = 75,380.16 × 13,317.12
  4. Step 4: Simplify right side
    50,253.12x = 1,003,846,636.34
  5. Step 5: Solve for x
    x = 1,003,846,636.34/50,253.12
  6. Step 6: Final answer
    x = 19,975.81

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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.