Home / 15,516.89-23,273.02-5,653.87

Finding the Fourth Proportional to 15,516.89, 23,273.02 and 5,653.87

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Solution

The fourth proportional to 15,516.89, 23,273.02 and 5,653.87 is: 8,479.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,516.89 : 23,273.02 = 5,653.87 : x
  2. Step 2: Convert to fraction form
    15,516.89/23,273.02 = 5,653.87/x
  3. Step 3: Cross multiply
    15,516.89x = 23,273.02 × 5,653.87
  4. Step 4: Simplify right side
    15,516.89x = 131,582,629.59
  5. Step 5: Solve for x
    x = 131,582,629.59/15,516.89
  6. Step 6: Final answer
    x = 8,479.96

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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.