Home / 19,576.44-29,364.30-4,785.12

Finding the Fourth Proportional to 19,576.44, 29,364.30 and 4,785.12

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Solution

The fourth proportional to 19,576.44, 29,364.30 and 4,785.12 is: 7,177.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,576.44 : 29,364.30 = 4,785.12 : x
  2. Step 2: Convert to fraction form
    19,576.44/29,364.30 = 4,785.12/x
  3. Step 3: Cross multiply
    19,576.44x = 29,364.30 × 4,785.12
  4. Step 4: Simplify right side
    19,576.44x = 140,511,699.22
  5. Step 5: Solve for x
    x = 140,511,699.22/19,576.44
  6. Step 6: Final answer
    x = 7,177.59

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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.