Home / 19,262.40-26,564.32-14,786.34

Finding the Fourth Proportional to 19,262.40, 26,564.32 and 14,786.34

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Solution

The fourth proportional to 19,262.40, 26,564.32 and 14,786.34 is: 20,391.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,262.40 : 26,564.32 = 14,786.34 : x
  2. Step 2: Convert to fraction form
    19,262.40/26,564.32 = 14,786.34/x
  3. Step 3: Cross multiply
    19,262.40x = 26,564.32 × 14,786.34
  4. Step 4: Simplify right side
    19,262.40x = 392,789,067.39
  5. Step 5: Solve for x
    x = 392,789,067.39/19,262.40
  6. Step 6: Final answer
    x = 20,391.49

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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.