Home / 26,811.56-40,204.36-8,088.12

Finding the Fourth Proportional to 26,811.56, 40,204.36 and 8,088.12

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Solution

The fourth proportional to 26,811.56, 40,204.36 and 8,088.12 is: 12,128.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,811.56 : 40,204.36 = 8,088.12 : x
  2. Step 2: Convert to fraction form
    26,811.56/40,204.36 = 8,088.12/x
  3. Step 3: Cross multiply
    26,811.56x = 40,204.36 × 8,088.12
  4. Step 4: Simplify right side
    26,811.56x = 325,177,688.20
  5. Step 5: Solve for x
    x = 325,177,688.20/26,811.56
  6. Step 6: Final answer
    x = 12,128.26

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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.