Home / 21,795.80-29,983.82-19,094.86

Finding the Fourth Proportional to 21,795.80, 29,983.82 and 19,094.86

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Solution

The fourth proportional to 21,795.80, 29,983.82 and 19,094.86 is: 26,268.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,795.80 : 29,983.82 = 19,094.86 : x
  2. Step 2: Convert to fraction form
    21,795.80/29,983.82 = 19,094.86/x
  3. Step 3: Cross multiply
    21,795.80x = 29,983.82 × 19,094.86
  4. Step 4: Simplify right side
    21,795.80x = 572,536,845.17
  5. Step 5: Solve for x
    x = 572,536,845.17/21,795.80
  6. Step 6: Final answer
    x = 26,268.22

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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.