Home / 19,081.52-26,330.87-11,124.49

Finding the Fourth Proportional to 19,081.52, 26,330.87 and 11,124.49

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Solution

The fourth proportional to 19,081.52, 26,330.87 and 11,124.49 is: 15,350.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,081.52 : 26,330.87 = 11,124.49 : x
  2. Step 2: Convert to fraction form
    19,081.52/26,330.87 = 11,124.49/x
  3. Step 3: Cross multiply
    19,081.52x = 26,330.87 × 11,124.49
  4. Step 4: Simplify right side
    19,081.52x = 292,917,511.36
  5. Step 5: Solve for x
    x = 292,917,511.36/19,081.52
  6. Step 6: Final answer
    x = 15,350.84

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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.