Home / 40,039.56-55,253.52-22,133.34

Finding the Fourth Proportional to 40,039.56, 55,253.52 and 22,133.34

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Solution

The fourth proportional to 40,039.56, 55,253.52 and 22,133.34 is: 30,543.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,039.56 : 55,253.52 = 22,133.34 : x
  2. Step 2: Convert to fraction form
    40,039.56/55,253.52 = 22,133.34/x
  3. Step 3: Cross multiply
    40,039.56x = 55,253.52 × 22,133.34
  4. Step 4: Simplify right side
    40,039.56x = 1,222,944,944.36
  5. Step 5: Solve for x
    x = 1,222,944,944.36/40,039.56
  6. Step 6: Final answer
    x = 30,543.42

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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.