Home / 18,946.08-28,422.36-5,797.08

Finding the Fourth Proportional to 18,946.08, 28,422.36 and 5,797.08

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Solution

The fourth proportional to 18,946.08, 28,422.36 and 5,797.08 is: 8,696.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,946.08 : 28,422.36 = 5,797.08 : x
  2. Step 2: Convert to fraction form
    18,946.08/28,422.36 = 5,797.08/x
  3. Step 3: Cross multiply
    18,946.08x = 28,422.36 × 5,797.08
  4. Step 4: Simplify right side
    18,946.08x = 164,766,694.71
  5. Step 5: Solve for x
    x = 164,766,694.71/18,946.08
  6. Step 6: Final answer
    x = 8,696.61

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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.