Home / 15,872.54-23,901.57-11,741.69

Finding the Fourth Proportional to 15,872.54, 23,901.57 and 11,741.69

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Solution

The fourth proportional to 15,872.54, 23,901.57 and 11,741.69 is: 17,681.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,872.54 : 23,901.57 = 11,741.69 : x
  2. Step 2: Convert to fraction form
    15,872.54/23,901.57 = 11,741.69/x
  3. Step 3: Cross multiply
    15,872.54x = 23,901.57 × 11,741.69
  4. Step 4: Simplify right side
    15,872.54x = 280,644,647.24
  5. Step 5: Solve for x
    x = 280,644,647.24/15,872.54
  6. Step 6: Final answer
    x = 17,681.15

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.