Home / 26,950.92-40,366.20-20,664.63

Finding the Fourth Proportional to 26,950.92, 40,366.20 and 20,664.63

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Solution

The fourth proportional to 26,950.92, 40,366.20 and 20,664.63 is: 30,950.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,950.92 : 40,366.20 = 20,664.63 : x
  2. Step 2: Convert to fraction form
    26,950.92/40,366.20 = 20,664.63/x
  3. Step 3: Cross multiply
    26,950.92x = 40,366.20 × 20,664.63
  4. Step 4: Simplify right side
    26,950.92x = 834,152,587.51
  5. Step 5: Solve for x
    x = 834,152,587.51/26,950.92
  6. Step 6: Final answer
    x = 30,950.80

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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.