Home / 50,308.76-75,463.86-19,145.72

Finding the Fourth Proportional to 50,308.76, 75,463.86 and 19,145.72

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Solution

The fourth proportional to 50,308.76, 75,463.86 and 19,145.72 is: 28,718.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,308.76 : 75,463.86 = 19,145.72 : x
  2. Step 2: Convert to fraction form
    50,308.76/75,463.86 = 19,145.72/x
  3. Step 3: Cross multiply
    50,308.76x = 75,463.86 × 19,145.72
  4. Step 4: Simplify right side
    50,308.76x = 1,444,809,933.68
  5. Step 5: Solve for x
    x = 1,444,809,933.68/50,308.76
  6. Step 6: Final answer
    x = 28,718.85

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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.