Home / 33,146.96-49,728.64-15,612.68

Finding the Fourth Proportional to 33,146.96, 49,728.64 and 15,612.68

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Solution

The fourth proportional to 33,146.96, 49,728.64 and 15,612.68 is: 23,422.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,146.96 : 49,728.64 = 15,612.68 : x
  2. Step 2: Convert to fraction form
    33,146.96/49,728.64 = 15,612.68/x
  3. Step 3: Cross multiply
    33,146.96x = 49,728.64 × 15,612.68
  4. Step 4: Simplify right side
    33,146.96x = 776,397,343.16
  5. Step 5: Solve for x
    x = 776,397,343.16/33,146.96
  6. Step 6: Final answer
    x = 23,422.88

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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.