Home / 50,281.32-75,453.74-28,109.24

Finding the Fourth Proportional to 50,281.32, 75,453.74 and 28,109.24

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Solution

The fourth proportional to 50,281.32, 75,453.74 and 28,109.24 is: 42,181.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,281.32 : 75,453.74 = 28,109.24 : x
  2. Step 2: Convert to fraction form
    50,281.32/75,453.74 = 28,109.24/x
  3. Step 3: Cross multiply
    50,281.32x = 75,453.74 × 28,109.24
  4. Step 4: Simplify right side
    50,281.32x = 2,120,947,286.56
  5. Step 5: Solve for x
    x = 2,120,947,286.56/50,281.32
  6. Step 6: Final answer
    x = 42,181.62

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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.