Home / 19,676.97-29,515.16-4,886.03

Finding the Fourth Proportional to 19,676.97, 29,515.16 and 4,886.03

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Solution

The fourth proportional to 19,676.97, 29,515.16 and 4,886.03 is: 7,328.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,676.97 : 29,515.16 = 4,886.03 : x
  2. Step 2: Convert to fraction form
    19,676.97/29,515.16 = 4,886.03/x
  3. Step 3: Cross multiply
    19,676.97x = 29,515.16 × 4,886.03
  4. Step 4: Simplify right side
    19,676.97x = 144,211,785.21
  5. Step 5: Solve for x
    x = 144,211,785.21/19,676.97
  6. Step 6: Final answer
    x = 7,328.96

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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.