Home / 13,087.74-19,631.62-3,227.18

Finding the Fourth Proportional to 13,087.74, 19,631.62 and 3,227.18

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Solution

The fourth proportional to 13,087.74, 19,631.62 and 3,227.18 is: 4,840.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,087.74 : 19,631.62 = 3,227.18 : x
  2. Step 2: Convert to fraction form
    13,087.74/19,631.62 = 3,227.18/x
  3. Step 3: Cross multiply
    13,087.74x = 19,631.62 × 3,227.18
  4. Step 4: Simplify right side
    13,087.74x = 63,354,771.43
  5. Step 5: Solve for x
    x = 63,354,771.43/13,087.74
  6. Step 6: Final answer
    x = 4,840.77

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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.