Home / 21,847.41-32,773.22-8,696.70

Finding the Fourth Proportional to 21,847.41, 32,773.22 and 8,696.70

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Solution

The fourth proportional to 21,847.41, 32,773.22 and 8,696.70 is: 13,045.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,847.41 : 32,773.22 = 8,696.70 : x
  2. Step 2: Convert to fraction form
    21,847.41/32,773.22 = 8,696.70/x
  3. Step 3: Cross multiply
    21,847.41x = 32,773.22 × 8,696.70
  4. Step 4: Simplify right side
    21,847.41x = 285,018,862.37
  5. Step 5: Solve for x
    x = 285,018,862.37/21,847.41
  6. Step 6: Final answer
    x = 13,045.89

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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.