Home / 21,196.48-29,252.55-12,244.36

Finding the Fourth Proportional to 21,196.48, 29,252.55 and 12,244.36

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Solution

The fourth proportional to 21,196.48, 29,252.55 and 12,244.36 is: 16,898.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,196.48 : 29,252.55 = 12,244.36 : x
  2. Step 2: Convert to fraction form
    21,196.48/29,252.55 = 12,244.36/x
  3. Step 3: Cross multiply
    21,196.48x = 29,252.55 × 12,244.36
  4. Step 4: Simplify right side
    21,196.48x = 358,178,753.12
  5. Step 5: Solve for x
    x = 358,178,753.12/21,196.48
  6. Step 6: Final answer
    x = 16,898.03

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.