Home / 31,168.80-46,773.64-11,447.52

Finding the Fourth Proportional to 31,168.80, 46,773.64 and 11,447.52

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Solution

The fourth proportional to 31,168.80, 46,773.64 and 11,447.52 is: 17,178.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,168.80 : 46,773.64 = 11,447.52 : x
  2. Step 2: Convert to fraction form
    31,168.80/46,773.64 = 11,447.52/x
  3. Step 3: Cross multiply
    31,168.80x = 46,773.64 × 11,447.52
  4. Step 4: Simplify right side
    31,168.80x = 535,442,179.37
  5. Step 5: Solve for x
    x = 535,442,179.37/31,168.80
  6. Step 6: Final answer
    x = 17,178.79

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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.