Home / 18,329.91-25,297.97-11,616.14

Finding the Fourth Proportional to 18,329.91, 25,297.97 and 11,616.14

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Solution

The fourth proportional to 18,329.91, 25,297.97 and 11,616.14 is: 16,031.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,329.91 : 25,297.97 = 11,616.14 : x
  2. Step 2: Convert to fraction form
    18,329.91/25,297.97 = 11,616.14/x
  3. Step 3: Cross multiply
    18,329.91x = 25,297.97 × 11,616.14
  4. Step 4: Simplify right side
    18,329.91x = 293,864,831.74
  5. Step 5: Solve for x
    x = 293,864,831.74/18,329.91
  6. Step 6: Final answer
    x = 16,031.98

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1.5x scale

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.