Home / 33,212.96-45,831.12-19,062.80

Finding the Fourth Proportional to 33,212.96, 45,831.12 and 19,062.80

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Solution

The fourth proportional to 33,212.96, 45,831.12 and 19,062.80 is: 26,305.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,212.96 : 45,831.12 = 19,062.80 : x
  2. Step 2: Convert to fraction form
    33,212.96/45,831.12 = 19,062.80/x
  3. Step 3: Cross multiply
    33,212.96x = 45,831.12 × 19,062.80
  4. Step 4: Simplify right side
    33,212.96x = 873,669,474.34
  5. Step 5: Solve for x
    x = 873,669,474.34/33,212.96
  6. Step 6: Final answer
    x = 26,305.08

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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.