Home / 22,559.37-31,121.60-14,604.16

Finding the Fourth Proportional to 22,559.37, 31,121.60 and 14,604.16

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Solution

The fourth proportional to 22,559.37, 31,121.60 and 14,604.16 is: 20,147.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,559.37 : 31,121.60 = 14,604.16 : x
  2. Step 2: Convert to fraction form
    22,559.37/31,121.60 = 14,604.16/x
  3. Step 3: Cross multiply
    22,559.37x = 31,121.60 × 14,604.16
  4. Step 4: Simplify right side
    22,559.37x = 454,504,825.86
  5. Step 5: Solve for x
    x = 454,504,825.86/22,559.37
  6. Step 6: Final answer
    x = 20,147.05

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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.