Home / 13,831.34-20,748.20-5,934.22

Finding the Fourth Proportional to 13,831.34, 20,748.20 and 5,934.22

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Solution

The fourth proportional to 13,831.34, 20,748.20 and 5,934.22 is: 8,901.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,831.34 : 20,748.20 = 5,934.22 : x
  2. Step 2: Convert to fraction form
    13,831.34/20,748.20 = 5,934.22/x
  3. Step 3: Cross multiply
    13,831.34x = 20,748.20 × 5,934.22
  4. Step 4: Simplify right side
    13,831.34x = 123,124,383.40
  5. Step 5: Solve for x
    x = 123,124,383.40/13,831.34
  6. Step 6: Final answer
    x = 8,901.84

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.