Home / 20,725.44-31,062.15-16,325.52

Finding the Fourth Proportional to 20,725.44, 31,062.15 and 16,325.52

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Solution

The fourth proportional to 20,725.44, 31,062.15 and 16,325.52 is: 24,467.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,725.44 : 31,062.15 = 16,325.52 : x
  2. Step 2: Convert to fraction form
    20,725.44/31,062.15 = 16,325.52/x
  3. Step 3: Cross multiply
    20,725.44x = 31,062.15 × 16,325.52
  4. Step 4: Simplify right side
    20,725.44x = 507,105,751.07
  5. Step 5: Solve for x
    x = 507,105,751.07/20,725.44
  6. Step 6: Final answer
    x = 24,467.79

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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.