Home / 50,812.68-70,126.92-28,153.56

Finding the Fourth Proportional to 50,812.68, 70,126.92 and 28,153.56

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Solution

The fourth proportional to 50,812.68, 70,126.92 and 28,153.56 is: 38,854.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,812.68 : 70,126.92 = 28,153.56 : x
  2. Step 2: Convert to fraction form
    50,812.68/70,126.92 = 28,153.56/x
  3. Step 3: Cross multiply
    50,812.68x = 70,126.92 × 28,153.56
  4. Step 4: Simplify right side
    50,812.68x = 1,974,322,449.84
  5. Step 5: Solve for x
    x = 1,974,322,449.84/50,812.68
  6. Step 6: Final answer
    x = 38,854.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.