Home / 31,235.58-46,897.31-18,102.64

Finding the Fourth Proportional to 31,235.58, 46,897.31 and 18,102.64

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Solution

The fourth proportional to 31,235.58, 46,897.31 and 18,102.64 is: 27,179.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,235.58 : 46,897.31 = 18,102.64 : x
  2. Step 2: Convert to fraction form
    31,235.58/46,897.31 = 18,102.64/x
  3. Step 3: Cross multiply
    31,235.58x = 46,897.31 × 18,102.64
  4. Step 4: Simplify right side
    31,235.58x = 848,965,119.90
  5. Step 5: Solve for x
    x = 848,965,119.90/31,235.58
  6. Step 6: Final answer
    x = 27,179.43

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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.