Home / 15,918.19-23,877.32-5,529.94

Finding the Fourth Proportional to 15,918.19, 23,877.32 and 5,529.94

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Solution

The fourth proportional to 15,918.19, 23,877.32 and 5,529.94 is: 8,294.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,918.19 : 23,877.32 = 5,529.94 : x
  2. Step 2: Convert to fraction form
    15,918.19/23,877.32 = 5,529.94/x
  3. Step 3: Cross multiply
    15,918.19x = 23,877.32 × 5,529.94
  4. Step 4: Simplify right side
    15,918.19x = 132,040,059.62
  5. Step 5: Solve for x
    x = 132,040,059.62/15,918.19
  6. Step 6: Final answer
    x = 8,294.92

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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.