Home / 12,795.75-19,191.74-4,032.81

Finding the Fourth Proportional to 12,795.75, 19,191.74 and 4,032.81

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Solution

The fourth proportional to 12,795.75, 19,191.74 and 4,032.81 is: 6,048.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,795.75 : 19,191.74 = 4,032.81 : x
  2. Step 2: Convert to fraction form
    12,795.75/19,191.74 = 4,032.81/x
  3. Step 3: Cross multiply
    12,795.75x = 19,191.74 × 4,032.81
  4. Step 4: Simplify right side
    12,795.75x = 77,396,620.83
  5. Step 5: Solve for x
    x = 77,396,620.83/12,795.75
  6. Step 6: Final answer
    x = 6,048.62

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1.5x scale

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.