Home / 19,975.36-27,568.08-12,022.24

Finding the Fourth Proportional to 19,975.36, 27,568.08 and 12,022.24

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Solution

The fourth proportional to 19,975.36, 27,568.08 and 12,022.24 is: 16,591.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,975.36 : 27,568.08 = 12,022.24 : x
  2. Step 2: Convert to fraction form
    19,975.36/27,568.08 = 12,022.24/x
  3. Step 3: Cross multiply
    19,975.36x = 27,568.08 × 12,022.24
  4. Step 4: Simplify right side
    19,975.36x = 331,430,074.10
  5. Step 5: Solve for x
    x = 331,430,074.10/19,975.36
  6. Step 6: Final answer
    x = 16,591.94

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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.