Home / 19,081.42-26,336.14-11,124.92

Finding the Fourth Proportional to 19,081.42, 26,336.14 and 11,124.92

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Solution

The fourth proportional to 19,081.42, 26,336.14 and 11,124.92 is: 15,354.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,081.42 : 26,336.14 = 11,124.92 : x
  2. Step 2: Convert to fraction form
    19,081.42/26,336.14 = 11,124.92/x
  3. Step 3: Cross multiply
    19,081.42x = 26,336.14 × 11,124.92
  4. Step 4: Simplify right side
    19,081.42x = 292,987,450.61
  5. Step 5: Solve for x
    x = 292,987,450.61/19,081.42
  6. Step 6: Final answer
    x = 15,354.59

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Double scale
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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.