Home / 19,736.04-27,235.70-11,354.12

Finding the Fourth Proportional to 19,736.04, 27,235.70 and 11,354.12

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Solution

The fourth proportional to 19,736.04, 27,235.70 and 11,354.12 is: 15,668.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,736.04 : 27,235.70 = 11,354.12 : x
  2. Step 2: Convert to fraction form
    19,736.04/27,235.70 = 11,354.12/x
  3. Step 3: Cross multiply
    19,736.04x = 27,235.70 × 11,354.12
  4. Step 4: Simplify right side
    19,736.04x = 309,237,406.08
  5. Step 5: Solve for x
    x = 309,237,406.08/19,736.04
  6. Step 6: Final answer
    x = 15,668.67

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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.