Home / 28,544.26-39,392.18-15,969.01

Finding the Fourth Proportional to 28,544.26, 39,392.18 and 15,969.01

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Solution

The fourth proportional to 28,544.26, 39,392.18 and 15,969.01 is: 22,037.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,544.26 : 39,392.18 = 15,969.01 : x
  2. Step 2: Convert to fraction form
    28,544.26/39,392.18 = 15,969.01/x
  3. Step 3: Cross multiply
    28,544.26x = 39,392.18 × 15,969.01
  4. Step 4: Simplify right side
    28,544.26x = 629,054,116.34
  5. Step 5: Solve for x
    x = 629,054,116.34/28,544.26
  6. Step 6: Final answer
    x = 22,037.85

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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.