Home / 50,422.80-75,634.20-32,912.40

Finding the Fourth Proportional to 50,422.80, 75,634.20 and 32,912.40

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Solution

The fourth proportional to 50,422.80, 75,634.20 and 32,912.40 is: 49,368.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,422.80 : 75,634.20 = 32,912.40 : x
  2. Step 2: Convert to fraction form
    50,422.80/75,634.20 = 32,912.40/x
  3. Step 3: Cross multiply
    50,422.80x = 75,634.20 × 32,912.40
  4. Step 4: Simplify right side
    50,422.80x = 2,489,303,044.08
  5. Step 5: Solve for x
    x = 2,489,303,044.08/50,422.80
  6. Step 6: Final answer
    x = 49,368.60

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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.