Home / 50,959.23-70,321.38-28,299.67

Finding the Fourth Proportional to 50,959.23, 70,321.38 and 28,299.67

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Solution

The fourth proportional to 50,959.23, 70,321.38 and 28,299.67 is: 39,052.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,959.23 : 70,321.38 = 28,299.67 : x
  2. Step 2: Convert to fraction form
    50,959.23/70,321.38 = 28,299.67/x
  3. Step 3: Cross multiply
    50,959.23x = 70,321.38 × 28,299.67
  4. Step 4: Simplify right side
    50,959.23x = 1,990,071,847.94
  5. Step 5: Solve for x
    x = 1,990,071,847.94/50,959.23
  6. Step 6: Final answer
    x = 39,052.24

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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.