Home / 12,825.30-19,237.23-3,465.18

Finding the Fourth Proportional to 12,825.30, 19,237.23 and 3,465.18

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Solution

The fourth proportional to 12,825.30, 19,237.23 and 3,465.18 is: 5,197.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,825.30 : 19,237.23 = 3,465.18 : x
  2. Step 2: Convert to fraction form
    12,825.30/19,237.23 = 3,465.18/x
  3. Step 3: Cross multiply
    12,825.30x = 19,237.23 × 3,465.18
  4. Step 4: Simplify right side
    12,825.30x = 66,660,464.65
  5. Step 5: Solve for x
    x = 66,660,464.65/12,825.30
  6. Step 6: Final answer
    x = 5,197.57

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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.