Home / 23,790.68-32,831.42-13,180.48

Finding the Fourth Proportional to 23,790.68, 32,831.42 and 13,180.48

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Solution

The fourth proportional to 23,790.68, 32,831.42 and 13,180.48 is: 18,189.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,790.68 : 32,831.42 = 13,180.48 : x
  2. Step 2: Convert to fraction form
    23,790.68/32,831.42 = 13,180.48/x
  3. Step 3: Cross multiply
    23,790.68x = 32,831.42 × 13,180.48
  4. Step 4: Simplify right side
    23,790.68x = 432,733,874.68
  5. Step 5: Solve for x
    x = 432,733,874.68/23,790.68
  6. Step 6: Final answer
    x = 18,189.22

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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.