Home / 36,922.56-55,383.84-9,220.80

Finding the Fourth Proportional to 36,922.56, 55,383.84 and 9,220.80

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Solution

The fourth proportional to 36,922.56, 55,383.84 and 9,220.80 is: 13,831.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,922.56 : 55,383.84 = 9,220.80 : x
  2. Step 2: Convert to fraction form
    36,922.56/55,383.84 = 9,220.80/x
  3. Step 3: Cross multiply
    36,922.56x = 55,383.84 × 9,220.80
  4. Step 4: Simplify right side
    36,922.56x = 510,683,311.87
  5. Step 5: Solve for x
    x = 510,683,311.87/36,922.56
  6. Step 6: Final answer
    x = 13,831.20

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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.