Home / 13,351.38-20,020.35-4,583.70

Finding the Fourth Proportional to 13,351.38, 20,020.35 and 4,583.70

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Solution

The fourth proportional to 13,351.38, 20,020.35 and 4,583.70 is: 6,873.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,351.38 : 20,020.35 = 4,583.70 : x
  2. Step 2: Convert to fraction form
    13,351.38/20,020.35 = 4,583.70/x
  3. Step 3: Cross multiply
    13,351.38x = 20,020.35 × 4,583.70
  4. Step 4: Simplify right side
    13,351.38x = 91,767,278.30
  5. Step 5: Solve for x
    x = 91,767,278.30/13,351.38
  6. Step 6: Final answer
    x = 6,873.24

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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.