Home / 21,794.81-29,982.45-19,093.86

Finding the Fourth Proportional to 21,794.81, 29,982.45 and 19,093.86

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Solution

The fourth proportional to 21,794.81, 29,982.45 and 19,093.86 is: 26,266.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,794.81 : 29,982.45 = 19,093.86 : x
  2. Step 2: Convert to fraction form
    21,794.81/29,982.45 = 19,093.86/x
  3. Step 3: Cross multiply
    21,794.81x = 29,982.45 × 19,093.86
  4. Step 4: Simplify right side
    21,794.81x = 572,480,702.76
  5. Step 5: Solve for x
    x = 572,480,702.76/21,794.81
  6. Step 6: Final answer
    x = 26,266.84

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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.