Home / 15,837.93-23,787.65-11,661.45

Finding the Fourth Proportional to 15,837.93, 23,787.65 and 11,661.45

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Solution

The fourth proportional to 15,837.93, 23,787.65 and 11,661.45 is: 17,514.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,837.93 : 23,787.65 = 11,661.45 : x
  2. Step 2: Convert to fraction form
    15,837.93/23,787.65 = 11,661.45/x
  3. Step 3: Cross multiply
    15,837.93x = 23,787.65 × 11,661.45
  4. Step 4: Simplify right side
    15,837.93x = 277,398,372.15
  5. Step 5: Solve for x
    x = 277,398,372.15/15,837.93
  6. Step 6: Final answer
    x = 17,514.81

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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.