Home / 50,722.22-69,999.32-29,215.24

Finding the Fourth Proportional to 50,722.22, 69,999.32 and 29,215.24

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Solution

The fourth proportional to 50,722.22, 69,999.32 and 29,215.24 is: 40,318.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,722.22 : 69,999.32 = 29,215.24 : x
  2. Step 2: Convert to fraction form
    50,722.22/69,999.32 = 29,215.24/x
  3. Step 3: Cross multiply
    50,722.22x = 69,999.32 × 29,215.24
  4. Step 4: Simplify right side
    50,722.22x = 2,045,046,831.68
  5. Step 5: Solve for x
    x = 2,045,046,831.68/50,722.22
  6. Step 6: Final answer
    x = 40,318.56

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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.