Home / 13,034.57-19,583.01-8,363.75

Finding the Fourth Proportional to 13,034.57, 19,583.01 and 8,363.75

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Solution

The fourth proportional to 13,034.57, 19,583.01 and 8,363.75 is: 12,565.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,034.57 : 19,583.01 = 8,363.75 : x
  2. Step 2: Convert to fraction form
    13,034.57/19,583.01 = 8,363.75/x
  3. Step 3: Cross multiply
    13,034.57x = 19,583.01 × 8,363.75
  4. Step 4: Simplify right side
    13,034.57x = 163,787,399.89
  5. Step 5: Solve for x
    x = 163,787,399.89/13,034.57
  6. Step 6: Final answer
    x = 12,565.62

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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.