Home / 23,121.75-31,908.06-16,052.28

Finding the Fourth Proportional to 23,121.75, 31,908.06 and 16,052.28

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Solution

The fourth proportional to 23,121.75, 31,908.06 and 16,052.28 is: 22,152.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,121.75 : 31,908.06 = 16,052.28 : x
  2. Step 2: Convert to fraction form
    23,121.75/31,908.06 = 16,052.28/x
  3. Step 3: Cross multiply
    23,121.75x = 31,908.06 × 16,052.28
  4. Step 4: Simplify right side
    23,121.75x = 512,197,113.38
  5. Step 5: Solve for x
    x = 512,197,113.38/23,121.75
  6. Step 6: Final answer
    x = 22,152.18

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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.