Home / 19,177.34-28,769.93-8,084.03

Finding the Fourth Proportional to 19,177.34, 28,769.93 and 8,084.03

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Solution

The fourth proportional to 19,177.34, 28,769.93 and 8,084.03 is: 12,127.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,177.34 : 28,769.93 = 8,084.03 : x
  2. Step 2: Convert to fraction form
    19,177.34/28,769.93 = 8,084.03/x
  3. Step 3: Cross multiply
    19,177.34x = 28,769.93 × 8,084.03
  4. Step 4: Simplify right side
    19,177.34x = 232,576,792.95
  5. Step 5: Solve for x
    x = 232,576,792.95/19,177.34
  6. Step 6: Final answer
    x = 12,127.69

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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.