Home / 15,863.13-23,831.15-11,193.87

Finding the Fourth Proportional to 15,863.13, 23,831.15 and 11,193.87

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Solution

The fourth proportional to 15,863.13, 23,831.15 and 11,193.87 is: 16,816.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,863.13 : 23,831.15 = 11,193.87 : x
  2. Step 2: Convert to fraction form
    15,863.13/23,831.15 = 11,193.87/x
  3. Step 3: Cross multiply
    15,863.13x = 23,831.15 × 11,193.87
  4. Step 4: Simplify right side
    15,863.13x = 266,762,739.08
  5. Step 5: Solve for x
    x = 266,762,739.08/15,863.13
  6. Step 6: Final answer
    x = 16,816.53

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1.5x scale

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.