Home / 26,799.63-40,203.21-8,077.55

Finding the Fourth Proportional to 26,799.63, 40,203.21 and 8,077.55

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Solution

The fourth proportional to 26,799.63, 40,203.21 and 8,077.55 is: 12,117.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,799.63 : 40,203.21 = 8,077.55 : x
  2. Step 2: Convert to fraction form
    26,799.63/40,203.21 = 8,077.55/x
  3. Step 3: Cross multiply
    26,799.63x = 40,203.21 × 8,077.55
  4. Step 4: Simplify right side
    26,799.63x = 324,743,358.56
  5. Step 5: Solve for x
    x = 324,743,358.56/26,799.63
  6. Step 6: Final answer
    x = 12,117.45

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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.