Home / 26,296.51-36,276.56-19,115.29

Finding the Fourth Proportional to 26,296.51, 36,276.56 and 19,115.29

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Solution

The fourth proportional to 26,296.51, 36,276.56 and 19,115.29 is: 26,369.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,296.51 : 36,276.56 = 19,115.29 : x
  2. Step 2: Convert to fraction form
    26,296.51/36,276.56 = 19,115.29/x
  3. Step 3: Cross multiply
    26,296.51x = 36,276.56 × 19,115.29
  4. Step 4: Simplify right side
    26,296.51x = 693,436,986.05
  5. Step 5: Solve for x
    x = 693,436,986.05/26,296.51
  6. Step 6: Final answer
    x = 26,369.92

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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.