Home / 17,676.85-26,515.27-5,196.87

Finding the Fourth Proportional to 17,676.85, 26,515.27 and 5,196.87

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Solution

The fourth proportional to 17,676.85, 26,515.27 and 5,196.87 is: 7,795.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,676.85 : 26,515.27 = 5,196.87 : x
  2. Step 2: Convert to fraction form
    17,676.85/26,515.27 = 5,196.87/x
  3. Step 3: Cross multiply
    17,676.85x = 26,515.27 × 5,196.87
  4. Step 4: Simplify right side
    17,676.85x = 137,796,411.20
  5. Step 5: Solve for x
    x = 137,796,411.20/17,676.85
  6. Step 6: Final answer
    x = 7,795.30

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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.