Home / 18,194.60-27,283.80-8,336.90

Finding the Fourth Proportional to 18,194.60, 27,283.80 and 8,336.90

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Solution

The fourth proportional to 18,194.60, 27,283.80 and 8,336.90 is: 12,501.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,194.60 : 27,283.80 = 8,336.90 : x
  2. Step 2: Convert to fraction form
    18,194.60/27,283.80 = 8,336.90/x
  3. Step 3: Cross multiply
    18,194.60x = 27,283.80 × 8,336.90
  4. Step 4: Simplify right side
    18,194.60x = 227,462,312.22
  5. Step 5: Solve for x
    x = 227,462,312.22/18,194.60
  6. Step 6: Final answer
    x = 12,501.64

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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.