Home / 26,935-37,170.30-15,759.16

Finding the Fourth Proportional to 26,935, 37,170.30 and 15,759.16

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Solution

The fourth proportional to 26,935, 37,170.30 and 15,759.16 is: 21,747.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,935 : 37,170.30 = 15,759.16 : x
  2. Step 2: Convert to fraction form
    26,935/37,170.30 = 15,759.16/x
  3. Step 3: Cross multiply
    26,935x = 37,170.30 × 15,759.16
  4. Step 4: Simplify right side
    26,935x = 585,772,704.95
  5. Step 5: Solve for x
    x = 585,772,704.95/26,935
  6. Step 6: Final answer
    x = 21,747.64

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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.