Home / 50,439.76-75,670.88-15,382.16

Finding the Fourth Proportional to 50,439.76, 75,670.88 and 15,382.16

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Solution

The fourth proportional to 50,439.76, 75,670.88 and 15,382.16 is: 23,076.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,439.76 : 75,670.88 = 15,382.16 : x
  2. Step 2: Convert to fraction form
    50,439.76/75,670.88 = 15,382.16/x
  3. Step 3: Cross multiply
    50,439.76x = 75,670.88 × 15,382.16
  4. Step 4: Simplify right side
    50,439.76x = 1,163,981,583.50
  5. Step 5: Solve for x
    x = 1,163,981,583.50/50,439.76
  6. Step 6: Final answer
    x = 23,076.67

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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.