Home / 12,194.56-18,284.48-4,790.24

Finding the Fourth Proportional to 12,194.56, 18,284.48 and 4,790.24

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Solution

The fourth proportional to 12,194.56, 18,284.48 and 4,790.24 is: 7,182.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,194.56 : 18,284.48 = 4,790.24 : x
  2. Step 2: Convert to fraction form
    12,194.56/18,284.48 = 4,790.24/x
  3. Step 3: Cross multiply
    12,194.56x = 18,284.48 × 4,790.24
  4. Step 4: Simplify right side
    12,194.56x = 87,587,047.48
  5. Step 5: Solve for x
    x = 87,587,047.48/12,194.56
  6. Step 6: Final answer
    x = 7,182.47

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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.