Home / 36,510.28-50,394.96-21,406.20

Finding the Fourth Proportional to 36,510.28, 50,394.96 and 21,406.20

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Solution

The fourth proportional to 36,510.28, 50,394.96 and 21,406.20 is: 29,546.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,510.28 : 50,394.96 = 21,406.20 : x
  2. Step 2: Convert to fraction form
    36,510.28/50,394.96 = 21,406.20/x
  3. Step 3: Cross multiply
    36,510.28x = 50,394.96 × 21,406.20
  4. Step 4: Simplify right side
    36,510.28x = 1,078,764,592.75
  5. Step 5: Solve for x
    x = 1,078,764,592.75/36,510.28
  6. Step 6: Final answer
    x = 29,546.87

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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.