Home / 12,344.23-18,518.27-4,022.31

Finding the Fourth Proportional to 12,344.23, 18,518.27 and 4,022.31

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Solution

The fourth proportional to 12,344.23, 18,518.27 and 4,022.31 is: 6,034.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,344.23 : 18,518.27 = 4,022.31 : x
  2. Step 2: Convert to fraction form
    12,344.23/18,518.27 = 4,022.31/x
  3. Step 3: Cross multiply
    12,344.23x = 18,518.27 × 4,022.31
  4. Step 4: Simplify right side
    12,344.23x = 74,486,109.90
  5. Step 5: Solve for x
    x = 74,486,109.90/12,344.23
  6. Step 6: Final answer
    x = 6,034.09

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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.