Home / 30,965.49-46,433.57-11,999.00

Finding the Fourth Proportional to 30,965.49, 46,433.57 and 11,999.00

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Solution

The fourth proportional to 30,965.49, 46,433.57 and 11,999.00 is: 17,992.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,965.49 : 46,433.57 = 11,999.00 : x
  2. Step 2: Convert to fraction form
    30,965.49/46,433.57 = 11,999.00/x
  3. Step 3: Cross multiply
    30,965.49x = 46,433.57 × 11,999.00
  4. Step 4: Simplify right side
    30,965.49x = 557,156,462.52
  5. Step 5: Solve for x
    x = 557,156,462.52/30,965.49
  6. Step 6: Final answer
    x = 17,992.82

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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.