Home / 19,001.94-26,221.71-11,042.88

Finding the Fourth Proportional to 19,001.94, 26,221.71 and 11,042.88

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Solution

The fourth proportional to 19,001.94, 26,221.71 and 11,042.88 is: 15,238.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,001.94 : 26,221.71 = 11,042.88 : x
  2. Step 2: Convert to fraction form
    19,001.94/26,221.71 = 11,042.88/x
  3. Step 3: Cross multiply
    19,001.94x = 26,221.71 × 11,042.88
  4. Step 4: Simplify right side
    19,001.94x = 289,563,196.92
  5. Step 5: Solve for x
    x = 289,563,196.92/19,001.94
  6. Step 6: Final answer
    x = 15,238.61

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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.