Home / 26,820.02-40,243.44-12,039.50

Finding the Fourth Proportional to 26,820.02, 40,243.44 and 12,039.50

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Solution

The fourth proportional to 26,820.02, 40,243.44 and 12,039.50 is: 18,065.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,820.02 : 40,243.44 = 12,039.50 : x
  2. Step 2: Convert to fraction form
    26,820.02/40,243.44 = 12,039.50/x
  3. Step 3: Cross multiply
    26,820.02x = 40,243.44 × 12,039.50
  4. Step 4: Simplify right side
    26,820.02x = 484,510,895.88
  5. Step 5: Solve for x
    x = 484,510,895.88/26,820.02
  6. Step 6: Final answer
    x = 18,065.27

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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.