Home / 28,043.24-38,698.26-16,105.64

Finding the Fourth Proportional to 28,043.24, 38,698.26 and 16,105.64

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Solution

The fourth proportional to 28,043.24, 38,698.26 and 16,105.64 is: 22,224.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,043.24 : 38,698.26 = 16,105.64 : x
  2. Step 2: Convert to fraction form
    28,043.24/38,698.26 = 16,105.64/x
  3. Step 3: Cross multiply
    28,043.24x = 38,698.26 × 16,105.64
  4. Step 4: Simplify right side
    28,043.24x = 623,260,244.19
  5. Step 5: Solve for x
    x = 623,260,244.19/28,043.24
  6. Step 6: Final answer
    x = 22,224.97

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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.