Home / 19,320.67-28,974.75-6,169.96

Finding the Fourth Proportional to 19,320.67, 28,974.75 and 6,169.96

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Solution

The fourth proportional to 19,320.67, 28,974.75 and 6,169.96 is: 9,252.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,320.67 : 28,974.75 = 6,169.96 : x
  2. Step 2: Convert to fraction form
    19,320.67/28,974.75 = 6,169.96/x
  3. Step 3: Cross multiply
    19,320.67x = 28,974.75 × 6,169.96
  4. Step 4: Simplify right side
    19,320.67x = 178,773,048.51
  5. Step 5: Solve for x
    x = 178,773,048.51/19,320.67
  6. Step 6: Final answer
    x = 9,252.94

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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.