Home / 40,150.66-60,230.09-13,855.32

Finding the Fourth Proportional to 40,150.66, 60,230.09 and 13,855.32

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Solution

The fourth proportional to 40,150.66, 60,230.09 and 13,855.32 is: 20,784.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,150.66 : 60,230.09 = 13,855.32 : x
  2. Step 2: Convert to fraction form
    40,150.66/60,230.09 = 13,855.32/x
  3. Step 3: Cross multiply
    40,150.66x = 60,230.09 × 13,855.32
  4. Step 4: Simplify right side
    40,150.66x = 834,507,170.58
  5. Step 5: Solve for x
    x = 834,507,170.58/40,150.66
  6. Step 6: Final answer
    x = 20,784.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.