Home / 21,864.01-32,795.91-18,893.43

Finding the Fourth Proportional to 21,864.01, 32,795.91 and 18,893.43

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Solution

The fourth proportional to 21,864.01, 32,795.91 and 18,893.43 is: 28,340.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,864.01 : 32,795.91 = 18,893.43 : x
  2. Step 2: Convert to fraction form
    21,864.01/32,795.91 = 18,893.43/x
  3. Step 3: Cross multiply
    21,864.01x = 32,795.91 × 18,893.43
  4. Step 4: Simplify right side
    21,864.01x = 619,627,176.73
  5. Step 5: Solve for x
    x = 619,627,176.73/21,864.01
  6. Step 6: Final answer
    x = 28,340.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.