Home / 19,624.73-27,072.61-11,661.32

Finding the Fourth Proportional to 19,624.73, 27,072.61 and 11,661.32

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Solution

The fourth proportional to 19,624.73, 27,072.61 and 11,661.32 is: 16,086.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,624.73 : 27,072.61 = 11,661.32 : x
  2. Step 2: Convert to fraction form
    19,624.73/27,072.61 = 11,661.32/x
  3. Step 3: Cross multiply
    19,624.73x = 27,072.61 × 11,661.32
  4. Step 4: Simplify right side
    19,624.73x = 315,702,368.45
  5. Step 5: Solve for x
    x = 315,702,368.45/19,624.73
  6. Step 6: Final answer
    x = 16,086.97

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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.