Home / 21,173.00-31,732.16-10,083.08

Finding the Fourth Proportional to 21,173.00, 31,732.16 and 10,083.08

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Solution

The fourth proportional to 21,173.00, 31,732.16 and 10,083.08 is: 15,111.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,173.00 : 31,732.16 = 10,083.08 : x
  2. Step 2: Convert to fraction form
    21,173.00/31,732.16 = 10,083.08/x
  3. Step 3: Cross multiply
    21,173.00x = 31,732.16 × 10,083.08
  4. Step 4: Simplify right side
    21,173.00x = 319,957,936.77
  5. Step 5: Solve for x
    x = 319,957,936.77/21,173.00
  6. Step 6: Final answer
    x = 15,111.60

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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.