Home / 40,150.04-55,405.42-22,245.80

Finding the Fourth Proportional to 40,150.04, 55,405.42 and 22,245.80

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Solution

The fourth proportional to 40,150.04, 55,405.42 and 22,245.80 is: 30,698.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,150.04 : 55,405.42 = 22,245.80 : x
  2. Step 2: Convert to fraction form
    40,150.04/55,405.42 = 22,245.80/x
  3. Step 3: Cross multiply
    40,150.04x = 55,405.42 × 22,245.80
  4. Step 4: Simplify right side
    40,150.04x = 1,232,537,559.59
  5. Step 5: Solve for x
    x = 1,232,537,559.59/40,150.04
  6. Step 6: Final answer
    x = 30,698.29

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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.