Home / 26,905.86-37,130.96-16,831.08

Finding the Fourth Proportional to 26,905.86, 37,130.96 and 16,831.08

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Solution

The fourth proportional to 26,905.86, 37,130.96 and 16,831.08 is: 23,227.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,905.86 : 37,130.96 = 16,831.08 : x
  2. Step 2: Convert to fraction form
    26,905.86/37,130.96 = 16,831.08/x
  3. Step 3: Cross multiply
    26,905.86x = 37,130.96 × 16,831.08
  4. Step 4: Simplify right side
    26,905.86x = 624,954,074.08
  5. Step 5: Solve for x
    x = 624,954,074.08/26,905.86
  6. Step 6: Final answer
    x = 23,227.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.