Home / 19,349.37-28,863.39-18,701.49

Finding the Fourth Proportional to 19,349.37, 28,863.39 and 18,701.49

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Solution

The fourth proportional to 19,349.37, 28,863.39 and 18,701.49 is: 27,896.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,349.37 : 28,863.39 = 18,701.49 : x
  2. Step 2: Convert to fraction form
    19,349.37/28,863.39 = 18,701.49/x
  3. Step 3: Cross multiply
    19,349.37x = 28,863.39 × 18,701.49
  4. Step 4: Simplify right side
    19,349.37x = 539,788,399.45
  5. Step 5: Solve for x
    x = 539,788,399.45/19,349.37
  6. Step 6: Final answer
    x = 27,896.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.