Home / 21,790.44-32,716.08-14,442.12

Finding the Fourth Proportional to 21,790.44, 32,716.08 and 14,442.12

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Solution

The fourth proportional to 21,790.44, 32,716.08 and 14,442.12 is: 21,683.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,790.44 : 32,716.08 = 14,442.12 : x
  2. Step 2: Convert to fraction form
    21,790.44/32,716.08 = 14,442.12/x
  3. Step 3: Cross multiply
    21,790.44x = 32,716.08 × 14,442.12
  4. Step 4: Simplify right side
    21,790.44x = 472,489,553.29
  5. Step 5: Solve for x
    x = 472,489,553.29/21,790.44
  6. Step 6: Final answer
    x = 21,683.34

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1.5x scale

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.