Home / 12,799.71-19,202.55-4,034.40

Finding the Fourth Proportional to 12,799.71, 19,202.55 and 4,034.40

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Solution

The fourth proportional to 12,799.71, 19,202.55 and 4,034.40 is: 6,052.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,799.71 : 19,202.55 = 4,034.40 : x
  2. Step 2: Convert to fraction form
    12,799.71/19,202.55 = 4,034.40/x
  3. Step 3: Cross multiply
    12,799.71x = 19,202.55 × 4,034.40
  4. Step 4: Simplify right side
    12,799.71x = 77,470,767.72
  5. Step 5: Solve for x
    x = 77,470,767.72/12,799.71
  6. Step 6: Final answer
    x = 6,052.54

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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.