Home / 14,080.92-19,431.60-7,793.28

Finding the Fourth Proportional to 14,080.92, 19,431.60 and 7,793.28

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Solution

The fourth proportional to 14,080.92, 19,431.60 and 7,793.28 is: 10,754.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,080.92 : 19,431.60 = 7,793.28 : x
  2. Step 2: Convert to fraction form
    14,080.92/19,431.60 = 7,793.28/x
  3. Step 3: Cross multiply
    14,080.92x = 19,431.60 × 7,793.28
  4. Step 4: Simplify right side
    14,080.92x = 151,435,899.65
  5. Step 5: Solve for x
    x = 151,435,899.65/14,080.92
  6. Step 6: Final answer
    x = 10,754.69

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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.