Home / 11,368.44-15,678.77-9,584.66

Finding the Fourth Proportional to 11,368.44, 15,678.77 and 9,584.66

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Solution

The fourth proportional to 11,368.44, 15,678.77 and 9,584.66 is: 13,218.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,368.44 : 15,678.77 = 9,584.66 : x
  2. Step 2: Convert to fraction form
    11,368.44/15,678.77 = 9,584.66/x
  3. Step 3: Cross multiply
    11,368.44x = 15,678.77 × 9,584.66
  4. Step 4: Simplify right side
    11,368.44x = 150,275,553.35
  5. Step 5: Solve for x
    x = 150,275,553.35/11,368.44
  6. Step 6: Final answer
    x = 13,218.66

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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.