Home / 15,576.08-23,364-3,889.22

Finding the Fourth Proportional to 15,576.08, 23,364 and 3,889.22

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Solution

The fourth proportional to 15,576.08, 23,364 and 3,889.22 is: 5,833.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,576.08 : 23,364 = 3,889.22 : x
  2. Step 2: Convert to fraction form
    15,576.08/23,364 = 3,889.22/x
  3. Step 3: Cross multiply
    15,576.08x = 23,364 × 3,889.22
  4. Step 4: Simplify right side
    15,576.08x = 90,867,736.08
  5. Step 5: Solve for x
    x = 90,867,736.08/15,576.08
  6. Step 6: Final answer
    x = 5,833.80

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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.