Home / 26,828.06-40,245.93-8,361.50

Finding the Fourth Proportional to 26,828.06, 40,245.93 and 8,361.50

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Solution

The fourth proportional to 26,828.06, 40,245.93 and 8,361.50 is: 12,543.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,828.06 : 40,245.93 = 8,361.50 : x
  2. Step 2: Convert to fraction form
    26,828.06/40,245.93 = 8,361.50/x
  3. Step 3: Cross multiply
    26,828.06x = 40,245.93 × 8,361.50
  4. Step 4: Simplify right side
    26,828.06x = 336,516,343.70
  5. Step 5: Solve for x
    x = 336,516,343.70/26,828.06
  6. Step 6: Final answer
    x = 12,543.45

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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.