Home / 19,712.78-29,558.23-6,557.97

Finding the Fourth Proportional to 19,712.78, 29,558.23 and 6,557.97

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Solution

The fourth proportional to 19,712.78, 29,558.23 and 6,557.97 is: 9,833.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,712.78 : 29,558.23 = 6,557.97 : x
  2. Step 2: Convert to fraction form
    19,712.78/29,558.23 = 6,557.97/x
  3. Step 3: Cross multiply
    19,712.78x = 29,558.23 × 6,557.97
  4. Step 4: Simplify right side
    19,712.78x = 193,841,985.59
  5. Step 5: Solve for x
    x = 193,841,985.59/19,712.78
  6. Step 6: Final answer
    x = 9,833.32

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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.