Home / 14,584.98-20,115.24-9,270.54

Finding the Fourth Proportional to 14,584.98, 20,115.24 and 9,270.54

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Solution

The fourth proportional to 14,584.98, 20,115.24 and 9,270.54 is: 12,785.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,584.98 : 20,115.24 = 9,270.54 : x
  2. Step 2: Convert to fraction form
    14,584.98/20,115.24 = 9,270.54/x
  3. Step 3: Cross multiply
    14,584.98x = 20,115.24 × 9,270.54
  4. Step 4: Simplify right side
    14,584.98x = 186,479,137.03
  5. Step 5: Solve for x
    x = 186,479,137.03/14,584.98
  6. Step 6: Final answer
    x = 12,785.70

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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.