Home / 50,134.82-75,202.32-20,547.34

Finding the Fourth Proportional to 50,134.82, 75,202.32 and 20,547.34

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Solution

The fourth proportional to 50,134.82, 75,202.32 and 20,547.34 is: 30,821.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,134.82 : 75,202.32 = 20,547.34 : x
  2. Step 2: Convert to fraction form
    50,134.82/75,202.32 = 20,547.34/x
  3. Step 3: Cross multiply
    50,134.82x = 75,202.32 × 20,547.34
  4. Step 4: Simplify right side
    50,134.82x = 1,545,207,449.82
  5. Step 5: Solve for x
    x = 1,545,207,449.82/50,134.82
  6. Step 6: Final answer
    x = 30,821.05

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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.