Home / 21,833.12-32,750.39-17,084.90

Finding the Fourth Proportional to 21,833.12, 32,750.39 and 17,084.90

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Solution

The fourth proportional to 21,833.12, 32,750.39 and 17,084.90 is: 25,627.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,833.12 : 32,750.39 = 17,084.90 : x
  2. Step 2: Convert to fraction form
    21,833.12/32,750.39 = 17,084.90/x
  3. Step 3: Cross multiply
    21,833.12x = 32,750.39 × 17,084.90
  4. Step 4: Simplify right side
    21,833.12x = 559,537,262.70
  5. Step 5: Solve for x
    x = 559,537,262.70/21,833.12
  6. Step 6: Final answer
    x = 25,627.91

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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.