Home / 18,724.62-28,090.61-6,244.48

Finding the Fourth Proportional to 18,724.62, 28,090.61 and 6,244.48

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Solution

The fourth proportional to 18,724.62, 28,090.61 and 6,244.48 is: 9,367.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,724.62 : 28,090.61 = 6,244.48 : x
  2. Step 2: Convert to fraction form
    18,724.62/28,090.61 = 6,244.48/x
  3. Step 3: Cross multiply
    18,724.62x = 28,090.61 × 6,244.48
  4. Step 4: Simplify right side
    18,724.62x = 175,411,252.33
  5. Step 5: Solve for x
    x = 175,411,252.33/18,724.62
  6. Step 6: Final answer
    x = 9,367.95

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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.