Home / 15,576.55-23,367.89-5,715.92

Finding the Fourth Proportional to 15,576.55, 23,367.89 and 5,715.92

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Solution

The fourth proportional to 15,576.55, 23,367.89 and 5,715.92 is: 8,575.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,576.55 : 23,367.89 = 5,715.92 : x
  2. Step 2: Convert to fraction form
    15,576.55/23,367.89 = 5,715.92/x
  3. Step 3: Cross multiply
    15,576.55x = 23,367.89 × 5,715.92
  4. Step 4: Simplify right side
    15,576.55x = 133,568,931.07
  5. Step 5: Solve for x
    x = 133,568,931.07/15,576.55
  6. Step 6: Final answer
    x = 8,575.00

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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.