Home / 12,959.24-19,439.46-4,194.84

Finding the Fourth Proportional to 12,959.24, 19,439.46 and 4,194.84

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Solution

The fourth proportional to 12,959.24, 19,439.46 and 4,194.84 is: 6,292.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,959.24 : 19,439.46 = 4,194.84 : x
  2. Step 2: Convert to fraction form
    12,959.24/19,439.46 = 4,194.84/x
  3. Step 3: Cross multiply
    12,959.24x = 19,439.46 × 4,194.84
  4. Step 4: Simplify right side
    12,959.24x = 81,545,424.39
  5. Step 5: Solve for x
    x = 81,545,424.39/12,959.24
  6. Step 6: Final answer
    x = 6,292.45

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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.