Home / 21,893.10-32,839.29-14,855.61

Finding the Fourth Proportional to 21,893.10, 32,839.29 and 14,855.61

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Solution

The fourth proportional to 21,893.10, 32,839.29 and 14,855.61 is: 22,283.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,893.10 : 32,839.29 = 14,855.61 : x
  2. Step 2: Convert to fraction form
    21,893.10/32,839.29 = 14,855.61/x
  3. Step 3: Cross multiply
    21,893.10x = 32,839.29 × 14,855.61
  4. Step 4: Simplify right side
    21,893.10x = 487,847,684.92
  5. Step 5: Solve for x
    x = 487,847,684.92/21,893.10
  6. Step 6: Final answer
    x = 22,283.17

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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.