Home / 50,448.30-75,672.45-13,512.30

Finding the Fourth Proportional to 50,448.30, 75,672.45 and 13,512.30

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Solution

The fourth proportional to 50,448.30, 75,672.45 and 13,512.30 is: 20,268.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,448.30 : 75,672.45 = 13,512.30 : x
  2. Step 2: Convert to fraction form
    50,448.30/75,672.45 = 13,512.30/x
  3. Step 3: Cross multiply
    50,448.30x = 75,672.45 × 13,512.30
  4. Step 4: Simplify right side
    50,448.30x = 1,022,508,846.14
  5. Step 5: Solve for x
    x = 1,022,508,846.14/50,448.30
  6. Step 6: Final answer
    x = 20,268.45

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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.