Home / 26,999.06-40,495.78-7,276.42

Finding the Fourth Proportional to 26,999.06, 40,495.78 and 7,276.42

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Solution

The fourth proportional to 26,999.06, 40,495.78 and 7,276.42 is: 10,913.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,999.06 : 40,495.78 = 7,276.42 : x
  2. Step 2: Convert to fraction form
    26,999.06/40,495.78 = 7,276.42/x
  3. Step 3: Cross multiply
    26,999.06x = 40,495.78 × 7,276.42
  4. Step 4: Simplify right side
    26,999.06x = 294,664,303.51
  5. Step 5: Solve for x
    x = 294,664,303.51/26,999.06
  6. Step 6: Final answer
    x = 10,913.87

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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.