Home / 18,246.66-27,351.77-15,737.69

Finding the Fourth Proportional to 18,246.66, 27,351.77 and 15,737.69

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Solution

The fourth proportional to 18,246.66, 27,351.77 and 15,737.69 is: 23,590.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,246.66 : 27,351.77 = 15,737.69 : x
  2. Step 2: Convert to fraction form
    18,246.66/27,351.77 = 15,737.69/x
  3. Step 3: Cross multiply
    18,246.66x = 27,351.77 × 15,737.69
  4. Step 4: Simplify right side
    18,246.66x = 430,453,461.76
  5. Step 5: Solve for x
    x = 430,453,461.76/18,246.66
  6. Step 6: Final answer
    x = 23,590.81

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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.