Home / 19,609.72-27,060.06-11,648.68

Finding the Fourth Proportional to 19,609.72, 27,060.06 and 11,648.68

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Solution

The fourth proportional to 19,609.72, 27,060.06 and 11,648.68 is: 16,074.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,609.72 : 27,060.06 = 11,648.68 : x
  2. Step 2: Convert to fraction form
    19,609.72/27,060.06 = 11,648.68/x
  3. Step 3: Cross multiply
    19,609.72x = 27,060.06 × 11,648.68
  4. Step 4: Simplify right side
    19,609.72x = 315,213,979.72
  5. Step 5: Solve for x
    x = 315,213,979.72/19,609.72
  6. Step 6: Final answer
    x = 16,074.37

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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.