Home / 18,953.51-26,145.92-14,469.48

Finding the Fourth Proportional to 18,953.51, 26,145.92 and 14,469.48

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Solution

The fourth proportional to 18,953.51, 26,145.92 and 14,469.48 is: 19,960.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,953.51 : 26,145.92 = 14,469.48 : x
  2. Step 2: Convert to fraction form
    18,953.51/26,145.92 = 14,469.48/x
  3. Step 3: Cross multiply
    18,953.51x = 26,145.92 × 14,469.48
  4. Step 4: Simplify right side
    18,953.51x = 378,317,902.70
  5. Step 5: Solve for x
    x = 378,317,902.70/18,953.51
  6. Step 6: Final answer
    x = 19,960.31

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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.