Home / 20,166.44-30,254.48-19,831.68

Finding the Fourth Proportional to 20,166.44, 30,254.48 and 19,831.68

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Solution

The fourth proportional to 20,166.44, 30,254.48 and 19,831.68 is: 29,752.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,166.44 : 30,254.48 = 19,831.68 : x
  2. Step 2: Convert to fraction form
    20,166.44/30,254.48 = 19,831.68/x
  3. Step 3: Cross multiply
    20,166.44x = 30,254.48 × 19,831.68
  4. Step 4: Simplify right side
    20,166.44x = 599,997,165.93
  5. Step 5: Solve for x
    x = 599,997,165.93/20,166.44
  6. Step 6: Final answer
    x = 29,752.26

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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.