Home / 19,382.22-26,749.44-11,833.02

Finding the Fourth Proportional to 19,382.22, 26,749.44 and 11,833.02

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Solution

The fourth proportional to 19,382.22, 26,749.44 and 11,833.02 is: 16,330.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,382.22 : 26,749.44 = 11,833.02 : x
  2. Step 2: Convert to fraction form
    19,382.22/26,749.44 = 11,833.02/x
  3. Step 3: Cross multiply
    19,382.22x = 26,749.44 × 11,833.02
  4. Step 4: Simplify right side
    19,382.22x = 316,526,658.51
  5. Step 5: Solve for x
    x = 316,526,658.51/19,382.22
  6. Step 6: Final answer
    x = 16,330.77

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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.