Home / 18,552.23-27,834.49-12,336.71

Finding the Fourth Proportional to 18,552.23, 27,834.49 and 12,336.71

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Solution

The fourth proportional to 18,552.23, 27,834.49 and 12,336.71 is: 18,509.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,552.23 : 27,834.49 = 12,336.71 : x
  2. Step 2: Convert to fraction form
    18,552.23/27,834.49 = 12,336.71/x
  3. Step 3: Cross multiply
    18,552.23x = 27,834.49 × 12,336.71
  4. Step 4: Simplify right side
    18,552.23x = 343,386,031.13
  5. Step 5: Solve for x
    x = 343,386,031.13/18,552.23
  6. Step 6: Final answer
    x = 18,509.15

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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.