Home / 14,190.22-19,585.89-8,225.18

Finding the Fourth Proportional to 14,190.22, 19,585.89 and 8,225.18

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Solution

The fourth proportional to 14,190.22, 19,585.89 and 8,225.18 is: 11,352.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,190.22 : 19,585.89 = 8,225.18 : x
  2. Step 2: Convert to fraction form
    14,190.22/19,585.89 = 8,225.18/x
  3. Step 3: Cross multiply
    14,190.22x = 19,585.89 × 8,225.18
  4. Step 4: Simplify right side
    14,190.22x = 161,097,331.65
  5. Step 5: Solve for x
    x = 161,097,331.65/14,190.22
  6. Step 6: Final answer
    x = 11,352.71

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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.