Home / 50,441.12-75,609.12-28,221.92

Finding the Fourth Proportional to 50,441.12, 75,609.12 and 28,221.92

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Solution

The fourth proportional to 50,441.12, 75,609.12 and 28,221.92 is: 42,303.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,441.12 : 75,609.12 = 28,221.92 : x
  2. Step 2: Convert to fraction form
    50,441.12/75,609.12 = 28,221.92/x
  3. Step 3: Cross multiply
    50,441.12x = 75,609.12 × 28,221.92
  4. Step 4: Simplify right side
    50,441.12x = 2,133,834,535.91
  5. Step 5: Solve for x
    x = 2,133,834,535.91/50,441.12
  6. Step 6: Final answer
    x = 42,303.47

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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.