Home / 26,996.16-37,246.43-15,661.72

Finding the Fourth Proportional to 26,996.16, 37,246.43 and 15,661.72

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Solution

The fourth proportional to 26,996.16, 37,246.43 and 15,661.72 is: 21,608.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,996.16 : 37,246.43 = 15,661.72 : x
  2. Step 2: Convert to fraction form
    26,996.16/37,246.43 = 15,661.72/x
  3. Step 3: Cross multiply
    26,996.16x = 37,246.43 × 15,661.72
  4. Step 4: Simplify right side
    26,996.16x = 583,343,157.66
  5. Step 5: Solve for x
    x = 583,343,157.66/26,996.16
  6. Step 6: Final answer
    x = 21,608.38

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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.