Home / 21,083.94-29,097.14-11,652.48

Finding the Fourth Proportional to 21,083.94, 29,097.14 and 11,652.48

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Solution

The fourth proportional to 21,083.94, 29,097.14 and 11,652.48 is: 16,081.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,083.94 : 29,097.14 = 11,652.48 : x
  2. Step 2: Convert to fraction form
    21,083.94/29,097.14 = 11,652.48/x
  3. Step 3: Cross multiply
    21,083.94x = 29,097.14 × 11,652.48
  4. Step 4: Simplify right side
    21,083.94x = 339,053,783.64
  5. Step 5: Solve for x
    x = 339,053,783.64/21,083.94
  6. Step 6: Final answer
    x = 16,081.14

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1.5x scale

Why These Related Problems?

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