Home / 23,121.51-31,907.71-16,052.04

Finding the Fourth Proportional to 23,121.51, 31,907.71 and 16,052.04

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Solution

The fourth proportional to 23,121.51, 31,907.71 and 16,052.04 is: 22,151.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,121.51 : 31,907.71 = 16,052.04 : x
  2. Step 2: Convert to fraction form
    23,121.51/31,907.71 = 16,052.04/x
  3. Step 3: Cross multiply
    23,121.51x = 31,907.71 × 16,052.04
  4. Step 4: Simplify right side
    23,121.51x = 512,183,597.43
  5. Step 5: Solve for x
    x = 512,183,597.43/23,121.51
  6. Step 6: Final answer
    x = 22,151.82

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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.