Home / 23,755.29-32,783.18-15,371.79

Finding the Fourth Proportional to 23,755.29, 32,783.18 and 15,371.79

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Solution

The fourth proportional to 23,755.29, 32,783.18 and 15,371.79 is: 21,213.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,755.29 : 32,783.18 = 15,371.79 : x
  2. Step 2: Convert to fraction form
    23,755.29/32,783.18 = 15,371.79/x
  3. Step 3: Cross multiply
    23,755.29x = 32,783.18 × 15,371.79
  4. Step 4: Simplify right side
    23,755.29x = 503,936,081.63
  5. Step 5: Solve for x
    x = 503,936,081.63/23,755.29
  6. Step 6: Final answer
    x = 21,213.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.