Home / 19,568.50-27,004.53-11,185.18

Finding the Fourth Proportional to 19,568.50, 27,004.53 and 11,185.18

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Solution

The fourth proportional to 19,568.50, 27,004.53 and 11,185.18 is: 15,435.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,568.50 : 27,004.53 = 11,185.18 : x
  2. Step 2: Convert to fraction form
    19,568.50/27,004.53 = 11,185.18/x
  3. Step 3: Cross multiply
    19,568.50x = 27,004.53 × 11,185.18
  4. Step 4: Simplify right side
    19,568.50x = 302,050,528.87
  5. Step 5: Solve for x
    x = 302,050,528.87/19,568.50
  6. Step 6: Final answer
    x = 15,435.55

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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.