Home / 26,786.23-36,945.35-19,240.31

Finding the Fourth Proportional to 26,786.23, 36,945.35 and 19,240.31

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Solution

The fourth proportional to 26,786.23, 36,945.35 and 19,240.31 is: 26,537.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,786.23 : 36,945.35 = 19,240.31 : x
  2. Step 2: Convert to fraction form
    26,786.23/36,945.35 = 19,240.31/x
  3. Step 3: Cross multiply
    26,786.23x = 36,945.35 × 19,240.31
  4. Step 4: Simplify right side
    26,786.23x = 710,839,890.86
  5. Step 5: Solve for x
    x = 710,839,890.86/26,786.23
  6. Step 6: Final answer
    x = 26,537.52

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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.