Home / 23,332.23-32,198.51-12,721.86

Finding the Fourth Proportional to 23,332.23, 32,198.51 and 12,721.86

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Solution

The fourth proportional to 23,332.23, 32,198.51 and 12,721.86 is: 17,556.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,332.23 : 32,198.51 = 12,721.86 : x
  2. Step 2: Convert to fraction form
    23,332.23/32,198.51 = 12,721.86/x
  3. Step 3: Cross multiply
    23,332.23x = 32,198.51 × 12,721.86
  4. Step 4: Simplify right side
    23,332.23x = 409,624,936.43
  5. Step 5: Solve for x
    x = 409,624,936.43/23,332.23
  6. Step 6: Final answer
    x = 17,556.18

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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.