Home / 36,831.30-50,827.05-20,914.98

Finding the Fourth Proportional to 36,831.30, 50,827.05 and 20,914.98

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Solution

The fourth proportional to 36,831.30, 50,827.05 and 20,914.98 is: 28,862.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,831.30 : 50,827.05 = 20,914.98 : x
  2. Step 2: Convert to fraction form
    36,831.30/50,827.05 = 20,914.98/x
  3. Step 3: Cross multiply
    36,831.30x = 50,827.05 × 20,914.98
  4. Step 4: Simplify right side
    36,831.30x = 1,063,046,734.21
  5. Step 5: Solve for x
    x = 1,063,046,734.21/36,831.30
  6. Step 6: Final answer
    x = 28,862.59

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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.