Home / 40,222.36-55,506.46-22,317.40

Finding the Fourth Proportional to 40,222.36, 55,506.46 and 22,317.40

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Solution

The fourth proportional to 40,222.36, 55,506.46 and 22,317.40 is: 30,797.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,222.36 : 55,506.46 = 22,317.40 : x
  2. Step 2: Convert to fraction form
    40,222.36/55,506.46 = 22,317.40/x
  3. Step 3: Cross multiply
    40,222.36x = 55,506.46 × 22,317.40
  4. Step 4: Simplify right side
    40,222.36x = 1,238,759,870.40
  5. Step 5: Solve for x
    x = 1,238,759,870.40/40,222.36
  6. Step 6: Final answer
    x = 30,797.79

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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.