Home / 12,268.04-16,936.20-7,233.90

Finding the Fourth Proportional to 12,268.04, 16,936.20 and 7,233.90

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Solution

The fourth proportional to 12,268.04, 16,936.20 and 7,233.90 is: 9,986.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,268.04 : 16,936.20 = 7,233.90 : x
  2. Step 2: Convert to fraction form
    12,268.04/16,936.20 = 7,233.90/x
  3. Step 3: Cross multiply
    12,268.04x = 16,936.20 × 7,233.90
  4. Step 4: Simplify right side
    12,268.04x = 122,514,777.18
  5. Step 5: Solve for x
    x = 122,514,777.18/12,268.04
  6. Step 6: Final answer
    x = 9,986.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.