Home / 19,600.02-27,033.21-13,628.70

Finding the Fourth Proportional to 19,600.02, 27,033.21 and 13,628.70

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Solution

The fourth proportional to 19,600.02, 27,033.21 and 13,628.70 is: 18,797.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,600.02 : 27,033.21 = 13,628.70 : x
  2. Step 2: Convert to fraction form
    19,600.02/27,033.21 = 13,628.70/x
  3. Step 3: Cross multiply
    19,600.02x = 27,033.21 × 13,628.70
  4. Step 4: Simplify right side
    19,600.02x = 368,427,509.13
  5. Step 5: Solve for x
    x = 368,427,509.13/19,600.02
  6. Step 6: Final answer
    x = 18,797.30

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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.