Home / 17,806.46-26,709.62-7,274.21

Finding the Fourth Proportional to 17,806.46, 26,709.62 and 7,274.21

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Solution

The fourth proportional to 17,806.46, 26,709.62 and 7,274.21 is: 10,911.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,806.46 : 26,709.62 = 7,274.21 : x
  2. Step 2: Convert to fraction form
    17,806.46/26,709.62 = 7,274.21/x
  3. Step 3: Cross multiply
    17,806.46x = 26,709.62 × 7,274.21
  4. Step 4: Simplify right side
    17,806.46x = 194,291,214.98
  5. Step 5: Solve for x
    x = 194,291,214.98/17,806.46
  6. Step 6: Final answer
    x = 10,911.28

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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.