Home / 19,996.10-27,598.16-11,497.56

Finding the Fourth Proportional to 19,996.10, 27,598.16 and 11,497.56

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Solution

The fourth proportional to 19,996.10, 27,598.16 and 11,497.56 is: 15,868.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,996.10 : 27,598.16 = 11,497.56 : x
  2. Step 2: Convert to fraction form
    19,996.10/27,598.16 = 11,497.56/x
  3. Step 3: Cross multiply
    19,996.10x = 27,598.16 × 11,497.56
  4. Step 4: Simplify right side
    19,996.10x = 317,311,500.49
  5. Step 5: Solve for x
    x = 317,311,500.49/19,996.10
  6. Step 6: Final answer
    x = 15,868.67

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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.