Home / 19,672.10-27,148.39-11,606.06

Finding the Fourth Proportional to 19,672.10, 27,148.39 and 11,606.06

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Solution

The fourth proportional to 19,672.10, 27,148.39 and 11,606.06 is: 16,016.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,672.10 : 27,148.39 = 11,606.06 : x
  2. Step 2: Convert to fraction form
    19,672.10/27,148.39 = 11,606.06/x
  3. Step 3: Cross multiply
    19,672.10x = 27,148.39 × 11,606.06
  4. Step 4: Simplify right side
    19,672.10x = 315,085,707.50
  5. Step 5: Solve for x
    x = 315,085,707.50/19,672.10
  6. Step 6: Final answer
    x = 16,016.89

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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.