Home / 18,749.64-25,866.72-12,033.84

Finding the Fourth Proportional to 18,749.64, 25,866.72 and 12,033.84

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Solution

The fourth proportional to 18,749.64, 25,866.72 and 12,033.84 is: 16,601.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,749.64 : 25,866.72 = 12,033.84 : x
  2. Step 2: Convert to fraction form
    18,749.64/25,866.72 = 12,033.84/x
  3. Step 3: Cross multiply
    18,749.64x = 25,866.72 × 12,033.84
  4. Step 4: Simplify right side
    18,749.64x = 311,275,969.80
  5. Step 5: Solve for x
    x = 311,275,969.80/18,749.64
  6. Step 6: Final answer
    x = 16,601.70

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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.