Home / 26,872.07-37,100.05-17,315.33

Finding the Fourth Proportional to 26,872.07, 37,100.05 and 17,315.33

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Solution

The fourth proportional to 26,872.07, 37,100.05 and 17,315.33 is: 23,905.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,872.07 : 37,100.05 = 17,315.33 : x
  2. Step 2: Convert to fraction form
    26,872.07/37,100.05 = 17,315.33/x
  3. Step 3: Cross multiply
    26,872.07x = 37,100.05 × 17,315.33
  4. Step 4: Simplify right side
    26,872.07x = 642,399,379.98
  5. Step 5: Solve for x
    x = 642,399,379.98/26,872.07
  6. Step 6: Final answer
    x = 23,905.84

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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.