Home / 40,313.89-55,628.94-22,406.01

Finding the Fourth Proportional to 40,313.89, 55,628.94 and 22,406.01

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Solution

The fourth proportional to 40,313.89, 55,628.94 and 22,406.01 is: 30,917.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,313.89 : 55,628.94 = 22,406.01 : x
  2. Step 2: Convert to fraction form
    40,313.89/55,628.94 = 22,406.01/x
  3. Step 3: Cross multiply
    40,313.89x = 55,628.94 × 22,406.01
  4. Step 4: Simplify right side
    40,313.89x = 1,246,422,585.93
  5. Step 5: Solve for x
    x = 1,246,422,585.93/40,313.89
  6. Step 6: Final answer
    x = 30,917.94

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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.