Home / 19,279.72-26,606.22-11,322.04

Finding the Fourth Proportional to 19,279.72, 26,606.22 and 11,322.04

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Solution

The fourth proportional to 19,279.72, 26,606.22 and 11,322.04 is: 15,624.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,279.72 : 26,606.22 = 11,322.04 : x
  2. Step 2: Convert to fraction form
    19,279.72/26,606.22 = 11,322.04/x
  3. Step 3: Cross multiply
    19,279.72x = 26,606.22 × 11,322.04
  4. Step 4: Simplify right side
    19,279.72x = 301,236,687.09
  5. Step 5: Solve for x
    x = 301,236,687.09/19,279.72
  6. Step 6: Final answer
    x = 15,624.54

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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.