Home / 19,016.89-26,234.47-12,304.68

Finding the Fourth Proportional to 19,016.89, 26,234.47 and 12,304.68

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Solution

The fourth proportional to 19,016.89, 26,234.47 and 12,304.68 is: 16,974.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,016.89 : 26,234.47 = 12,304.68 : x
  2. Step 2: Convert to fraction form
    19,016.89/26,234.47 = 12,304.68/x
  3. Step 3: Cross multiply
    19,016.89x = 26,234.47 × 12,304.68
  4. Step 4: Simplify right side
    19,016.89x = 322,806,879.37
  5. Step 5: Solve for x
    x = 322,806,879.37/19,016.89
  6. Step 6: Final answer
    x = 16,974.75

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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.