Home / 12,067.96-18,090.72-4,677.24

Finding the Fourth Proportional to 12,067.96, 18,090.72 and 4,677.24

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Solution

The fourth proportional to 12,067.96, 18,090.72 and 4,677.24 is: 7,011.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,067.96 : 18,090.72 = 4,677.24 : x
  2. Step 2: Convert to fraction form
    12,067.96/18,090.72 = 4,677.24/x
  3. Step 3: Cross multiply
    12,067.96x = 18,090.72 × 4,677.24
  4. Step 4: Simplify right side
    12,067.96x = 84,614,639.21
  5. Step 5: Solve for x
    x = 84,614,639.21/12,067.96
  6. Step 6: Final answer
    x = 7,011.51

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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.