Home / 19,329.54-29,001.22-11,925.38

Finding the Fourth Proportional to 19,329.54, 29,001.22 and 11,925.38

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Solution

The fourth proportional to 19,329.54, 29,001.22 and 11,925.38 is: 17,892.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,329.54 : 29,001.22 = 11,925.38 : x
  2. Step 2: Convert to fraction form
    19,329.54/29,001.22 = 11,925.38/x
  3. Step 3: Cross multiply
    19,329.54x = 29,001.22 × 11,925.38
  4. Step 4: Simplify right side
    19,329.54x = 345,850,568.96
  5. Step 5: Solve for x
    x = 345,850,568.96/19,329.54
  6. Step 6: Final answer
    x = 17,892.33

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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.