Home / 12,922.28-19,367.78-5,892.67

Finding the Fourth Proportional to 12,922.28, 19,367.78 and 5,892.67

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Solution

The fourth proportional to 12,922.28, 19,367.78 and 5,892.67 is: 8,831.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,922.28 : 19,367.78 = 5,892.67 : x
  2. Step 2: Convert to fraction form
    12,922.28/19,367.78 = 5,892.67/x
  3. Step 3: Cross multiply
    12,922.28x = 19,367.78 × 5,892.67
  4. Step 4: Simplify right side
    12,922.28x = 114,128,035.11
  5. Step 5: Solve for x
    x = 114,128,035.11/12,922.28
  6. Step 6: Final answer
    x = 8,831.88

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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.