Home / 36,831.78-50,833.65-21,726.14

Finding the Fourth Proportional to 36,831.78, 50,833.65 and 21,726.14

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Solution

The fourth proportional to 36,831.78, 50,833.65 and 21,726.14 is: 29,985.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,831.78 : 50,833.65 = 21,726.14 : x
  2. Step 2: Convert to fraction form
    36,831.78/50,833.65 = 21,726.14/x
  3. Step 3: Cross multiply
    36,831.78x = 50,833.65 × 21,726.14
  4. Step 4: Simplify right side
    36,831.78x = 1,104,418,742.44
  5. Step 5: Solve for x
    x = 1,104,418,742.44/36,831.78
  6. Step 6: Final answer
    x = 29,985.48

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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.