Home / 19,581.60-27,022.32-11,196.48

Finding the Fourth Proportional to 19,581.60, 27,022.32 and 11,196.48

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Solution

The fourth proportional to 19,581.60, 27,022.32 and 11,196.48 is: 15,450.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,581.60 : 27,022.32 = 11,196.48 : x
  2. Step 2: Convert to fraction form
    19,581.60/27,022.32 = 11,196.48/x
  3. Step 3: Cross multiply
    19,581.60x = 27,022.32 × 11,196.48
  4. Step 4: Simplify right side
    19,581.60x = 302,554,865.43
  5. Step 5: Solve for x
    x = 302,554,865.43/19,581.60
  6. Step 6: Final answer
    x = 15,450.98

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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.