Home / 30,965.67-46,433.85-11,999.19

Finding the Fourth Proportional to 30,965.67, 46,433.85 and 11,999.19

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Solution

The fourth proportional to 30,965.67, 46,433.85 and 11,999.19 is: 17,993.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,965.67 : 46,433.85 = 11,999.19 : x
  2. Step 2: Convert to fraction form
    30,965.67/46,433.85 = 11,999.19/x
  3. Step 3: Cross multiply
    30,965.67x = 46,433.85 × 11,999.19
  4. Step 4: Simplify right side
    30,965.67x = 557,168,588.58
  5. Step 5: Solve for x
    x = 557,168,588.58/30,965.67
  6. Step 6: Final answer
    x = 17,993.11

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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.