Home / 19,109.37-26,383.78-14,625.11

Finding the Fourth Proportional to 19,109.37, 26,383.78 and 14,625.11

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Solution

The fourth proportional to 19,109.37, 26,383.78 and 14,625.11 is: 20,192.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,109.37 : 26,383.78 = 14,625.11 : x
  2. Step 2: Convert to fraction form
    19,109.37/26,383.78 = 14,625.11/x
  3. Step 3: Cross multiply
    19,109.37x = 26,383.78 × 14,625.11
  4. Step 4: Simplify right side
    19,109.37x = 385,865,684.72
  5. Step 5: Solve for x
    x = 385,865,684.72/19,109.37
  6. Step 6: Final answer
    x = 20,192.49

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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.