Home / 26,922.51-40,383.75-7,200.55

Finding the Fourth Proportional to 26,922.51, 40,383.75 and 7,200.55

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Solution

The fourth proportional to 26,922.51, 40,383.75 and 7,200.55 is: 10,800.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,922.51 : 40,383.75 = 7,200.55 : x
  2. Step 2: Convert to fraction form
    26,922.51/40,383.75 = 7,200.55/x
  3. Step 3: Cross multiply
    26,922.51x = 40,383.75 × 7,200.55
  4. Step 4: Simplify right side
    26,922.51x = 290,785,211.06
  5. Step 5: Solve for x
    x = 290,785,211.06/26,922.51
  6. Step 6: Final answer
    x = 10,800.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.