Home / 50,640.68-75,946.94-21,066.28

Finding the Fourth Proportional to 50,640.68, 75,946.94 and 21,066.28

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Solution

The fourth proportional to 50,640.68, 75,946.94 and 21,066.28 is: 31,593.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,640.68 : 75,946.94 = 21,066.28 : x
  2. Step 2: Convert to fraction form
    50,640.68/75,946.94 = 21,066.28/x
  3. Step 3: Cross multiply
    50,640.68x = 75,946.94 × 21,066.28
  4. Step 4: Simplify right side
    50,640.68x = 1,599,919,503.18
  5. Step 5: Solve for x
    x = 1,599,919,503.18/50,640.68
  6. Step 6: Final answer
    x = 31,593.56

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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.