Home / 48,366.44-66,728.58-31,609.16

Finding the Fourth Proportional to 48,366.44, 66,728.58 and 31,609.16

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Solution

The fourth proportional to 48,366.44, 66,728.58 and 31,609.16 is: 43,609.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,366.44 : 66,728.58 = 31,609.16 : x
  2. Step 2: Convert to fraction form
    48,366.44/66,728.58 = 31,609.16/x
  3. Step 3: Cross multiply
    48,366.44x = 66,728.58 × 31,609.16
  4. Step 4: Simplify right side
    48,366.44x = 2,109,234,361.79
  5. Step 5: Solve for x
    x = 2,109,234,361.79/48,366.44
  6. Step 6: Final answer
    x = 43,609.46

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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.