Home / 15,431.54-23,150.19-5,050.58

Finding the Fourth Proportional to 15,431.54, 23,150.19 and 5,050.58

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Solution

The fourth proportional to 15,431.54, 23,150.19 and 5,050.58 is: 7,576.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,431.54 : 23,150.19 = 5,050.58 : x
  2. Step 2: Convert to fraction form
    15,431.54/23,150.19 = 5,050.58/x
  3. Step 3: Cross multiply
    15,431.54x = 23,150.19 × 5,050.58
  4. Step 4: Simplify right side
    15,431.54x = 116,921,886.61
  5. Step 5: Solve for x
    x = 116,921,886.61/15,431.54
  6. Step 6: Final answer
    x = 7,576.81

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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.