Home / 50,012.68-75,036.30-18,856.84

Finding the Fourth Proportional to 50,012.68, 75,036.30 and 18,856.84

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Solution

The fourth proportional to 50,012.68, 75,036.30 and 18,856.84 is: 28,291.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,012.68 : 75,036.30 = 18,856.84 : x
  2. Step 2: Convert to fraction form
    50,012.68/75,036.30 = 18,856.84/x
  3. Step 3: Cross multiply
    50,012.68x = 75,036.30 × 18,856.84
  4. Step 4: Simplify right side
    50,012.68x = 1,414,947,503.29
  5. Step 5: Solve for x
    x = 1,414,947,503.29/50,012.68
  6. Step 6: Final answer
    x = 28,291.78

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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.