Home / 26,847.21-40,260.56-8,831.25

Finding the Fourth Proportional to 26,847.21, 40,260.56 and 8,831.25

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Solution

The fourth proportional to 26,847.21, 40,260.56 and 8,831.25 is: 13,243.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,847.21 : 40,260.56 = 8,831.25 : x
  2. Step 2: Convert to fraction form
    26,847.21/40,260.56 = 8,831.25/x
  3. Step 3: Cross multiply
    26,847.21x = 40,260.56 × 8,831.25
  4. Step 4: Simplify right side
    26,847.21x = 355,551,070.50
  5. Step 5: Solve for x
    x = 355,551,070.50/26,847.21
  6. Step 6: Final answer
    x = 13,243.50

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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.