Home / 31,115.22-46,667.25-11,394.06

Finding the Fourth Proportional to 31,115.22, 46,667.25 and 11,394.06

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Solution

The fourth proportional to 31,115.22, 46,667.25 and 11,394.06 is: 17,089.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,115.22 : 46,667.25 = 11,394.06 : x
  2. Step 2: Convert to fraction form
    31,115.22/46,667.25 = 11,394.06/x
  3. Step 3: Cross multiply
    31,115.22x = 46,667.25 × 11,394.06
  4. Step 4: Simplify right side
    31,115.22x = 531,729,446.54
  5. Step 5: Solve for x
    x = 531,729,446.54/31,115.22
  6. Step 6: Final answer
    x = 17,089.05

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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.