Home / 19,496.96-26,893.41-12,783.02

Finding the Fourth Proportional to 19,496.96, 26,893.41 and 12,783.02

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Solution

The fourth proportional to 19,496.96, 26,893.41 and 12,783.02 is: 17,632.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,496.96 : 26,893.41 = 12,783.02 : x
  2. Step 2: Convert to fraction form
    19,496.96/26,893.41 = 12,783.02/x
  3. Step 3: Cross multiply
    19,496.96x = 26,893.41 × 12,783.02
  4. Step 4: Simplify right side
    19,496.96x = 343,778,863.43
  5. Step 5: Solve for x
    x = 343,778,863.43/19,496.96
  6. Step 6: Final answer
    x = 17,632.44

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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.