Home / 12,941.87-19,398.97-6,695.60

Finding the Fourth Proportional to 12,941.87, 19,398.97 and 6,695.60

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Solution

The fourth proportional to 12,941.87, 19,398.97 and 6,695.60 is: 10,036.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,941.87 : 19,398.97 = 6,695.60 : x
  2. Step 2: Convert to fraction form
    12,941.87/19,398.97 = 6,695.60/x
  3. Step 3: Cross multiply
    12,941.87x = 19,398.97 × 6,695.60
  4. Step 4: Simplify right side
    12,941.87x = 129,887,629.80
  5. Step 5: Solve for x
    x = 129,887,629.80/12,941.87
  6. Step 6: Final answer
    x = 10,036.23

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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.