Home / 50,479.20-75,696.66-17,190.09

Finding the Fourth Proportional to 50,479.20, 75,696.66 and 17,190.09

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Solution

The fourth proportional to 50,479.20, 75,696.66 and 17,190.09 is: 25,777.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,479.20 : 75,696.66 = 17,190.09 : x
  2. Step 2: Convert to fraction form
    50,479.20/75,696.66 = 17,190.09/x
  3. Step 3: Cross multiply
    50,479.20x = 75,696.66 × 17,190.09
  4. Step 4: Simplify right side
    50,479.20x = 1,301,232,398.10
  5. Step 5: Solve for x
    x = 1,301,232,398.10/50,479.20
  6. Step 6: Final answer
    x = 25,777.60

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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.