Home / 12,804.27-19,193.23-9,285.49

Finding the Fourth Proportional to 12,804.27, 19,193.23 and 9,285.49

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Solution

The fourth proportional to 12,804.27, 19,193.23 and 9,285.49 is: 13,918.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,804.27 : 19,193.23 = 9,285.49 : x
  2. Step 2: Convert to fraction form
    12,804.27/19,193.23 = 9,285.49/x
  3. Step 3: Cross multiply
    12,804.27x = 19,193.23 × 9,285.49
  4. Step 4: Simplify right side
    12,804.27x = 178,218,545.23
  5. Step 5: Solve for x
    x = 178,218,545.23/12,804.27
  6. Step 6: Final answer
    x = 13,918.68

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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.