Home / 19,674.91-27,148.29-11,059.38

Finding the Fourth Proportional to 19,674.91, 27,148.29 and 11,059.38

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Solution

The fourth proportional to 19,674.91, 27,148.29 and 11,059.38 is: 15,260.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,674.91 : 27,148.29 = 11,059.38 : x
  2. Step 2: Convert to fraction form
    19,674.91/27,148.29 = 11,059.38/x
  3. Step 3: Cross multiply
    19,674.91x = 27,148.29 × 11,059.38
  4. Step 4: Simplify right side
    19,674.91x = 300,243,295.68
  5. Step 5: Solve for x
    x = 300,243,295.68/19,674.91
  6. Step 6: Final answer
    x = 15,260.22

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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.