Home / 27,438.71-41,158.16-6,662.21

Finding the Fourth Proportional to 27,438.71, 41,158.16 and 6,662.21

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Solution

The fourth proportional to 27,438.71, 41,158.16 and 6,662.21 is: 9,993.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,438.71 : 41,158.16 = 6,662.21 : x
  2. Step 2: Convert to fraction form
    27,438.71/41,158.16 = 6,662.21/x
  3. Step 3: Cross multiply
    27,438.71x = 41,158.16 × 6,662.21
  4. Step 4: Simplify right side
    27,438.71x = 274,204,271.82
  5. Step 5: Solve for x
    x = 274,204,271.82/27,438.71
  6. Step 6: Final answer
    x = 9,993.34

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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.