Home / 48,487.12-66,912.90-36,366.28

Finding the Fourth Proportional to 48,487.12, 66,912.90 and 36,366.28

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Solution

The fourth proportional to 48,487.12, 66,912.90 and 36,366.28 is: 50,185.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,487.12 : 66,912.90 = 36,366.28 : x
  2. Step 2: Convert to fraction form
    48,487.12/66,912.90 = 36,366.28/x
  3. Step 3: Cross multiply
    48,487.12x = 66,912.90 × 36,366.28
  4. Step 4: Simplify right side
    48,487.12x = 2,433,373,257.01
  5. Step 5: Solve for x
    x = 2,433,373,257.01/48,487.12
  6. Step 6: Final answer
    x = 50,185.97

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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.