Home / 21,845.79-32,760.39-7,052.49

Finding the Fourth Proportional to 21,845.79, 32,760.39 and 7,052.49

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Solution

The fourth proportional to 21,845.79, 32,760.39 and 7,052.49 is: 10,576.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,845.79 : 32,760.39 = 7,052.49 : x
  2. Step 2: Convert to fraction form
    21,845.79/32,760.39 = 7,052.49/x
  3. Step 3: Cross multiply
    21,845.79x = 32,760.39 × 7,052.49
  4. Step 4: Simplify right side
    21,845.79x = 231,042,322.87
  5. Step 5: Solve for x
    x = 231,042,322.87/21,845.79
  6. Step 6: Final answer
    x = 10,576.06

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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.