Home / 19,622.26-29,433.12-4,831.30

Finding the Fourth Proportional to 19,622.26, 29,433.12 and 4,831.30

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Solution

The fourth proportional to 19,622.26, 29,433.12 and 4,831.30 is: 7,246.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,622.26 : 29,433.12 = 4,831.30 : x
  2. Step 2: Convert to fraction form
    19,622.26/29,433.12 = 4,831.30/x
  3. Step 3: Cross multiply
    19,622.26x = 29,433.12 × 4,831.30
  4. Step 4: Simplify right side
    19,622.26x = 142,200,232.66
  5. Step 5: Solve for x
    x = 142,200,232.66/19,622.26
  6. Step 6: Final answer
    x = 7,246.88

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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.