Home / 13,194.06-18,207.74-7,226.10

Finding the Fourth Proportional to 13,194.06, 18,207.74 and 7,226.10

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Solution

The fourth proportional to 13,194.06, 18,207.74 and 7,226.10 is: 9,971.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,194.06 : 18,207.74 = 7,226.10 : x
  2. Step 2: Convert to fraction form
    13,194.06/18,207.74 = 7,226.10/x
  3. Step 3: Cross multiply
    13,194.06x = 18,207.74 × 7,226.10
  4. Step 4: Simplify right side
    13,194.06x = 131,570,950.01
  5. Step 5: Solve for x
    x = 131,570,950.01/13,194.06
  6. Step 6: Final answer
    x = 9,971.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.