Home / 19,006.92-26,227.80-11,921.04

Finding the Fourth Proportional to 19,006.92, 26,227.80 and 11,921.04

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Solution

The fourth proportional to 19,006.92, 26,227.80 and 11,921.04 is: 16,449.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,006.92 : 26,227.80 = 11,921.04 : x
  2. Step 2: Convert to fraction form
    19,006.92/26,227.80 = 11,921.04/x
  3. Step 3: Cross multiply
    19,006.92x = 26,227.80 × 11,921.04
  4. Step 4: Simplify right side
    19,006.92x = 312,662,652.91
  5. Step 5: Solve for x
    x = 312,662,652.91/19,006.92
  6. Step 6: Final answer
    x = 16,449.94

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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.