Home / 40,228.32-55,513.44-22,324.08

Finding the Fourth Proportional to 40,228.32, 55,513.44 and 22,324.08

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Solution

The fourth proportional to 40,228.32, 55,513.44 and 22,324.08 is: 30,806.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,228.32 : 55,513.44 = 22,324.08 : x
  2. Step 2: Convert to fraction form
    40,228.32/55,513.44 = 22,324.08/x
  3. Step 3: Cross multiply
    40,228.32x = 55,513.44 × 22,324.08
  4. Step 4: Simplify right side
    40,228.32x = 1,239,286,475.64
  5. Step 5: Solve for x
    x = 1,239,286,475.64/40,228.32
  6. Step 6: Final answer
    x = 30,806.32

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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.