Home / 23,621.76-35,437.73-11,781.90

Finding the Fourth Proportional to 23,621.76, 35,437.73 and 11,781.90

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Solution

The fourth proportional to 23,621.76, 35,437.73 and 11,781.90 is: 17,675.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,621.76 : 35,437.73 = 11,781.90 : x
  2. Step 2: Convert to fraction form
    23,621.76/35,437.73 = 11,781.90/x
  3. Step 3: Cross multiply
    23,621.76x = 35,437.73 × 11,781.90
  4. Step 4: Simplify right side
    23,621.76x = 417,523,732.18
  5. Step 5: Solve for x
    x = 417,523,732.18/23,621.76
  6. Step 6: Final answer
    x = 17,675.39

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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.