Home / 26,666.82-39,963.78-15,576.30

Finding the Fourth Proportional to 26,666.82, 39,963.78 and 15,576.30

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Solution

The fourth proportional to 26,666.82, 39,963.78 and 15,576.30 is: 23,343.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,666.82 : 39,963.78 = 15,576.30 : x
  2. Step 2: Convert to fraction form
    26,666.82/39,963.78 = 15,576.30/x
  3. Step 3: Cross multiply
    26,666.82x = 39,963.78 × 15,576.30
  4. Step 4: Simplify right side
    26,666.82x = 622,487,826.41
  5. Step 5: Solve for x
    x = 622,487,826.41/26,666.82
  6. Step 6: Final answer
    x = 23,343.16

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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.