Home / 12,846.78-19,265.13-4,525.02

Finding the Fourth Proportional to 12,846.78, 19,265.13 and 4,525.02

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Solution

The fourth proportional to 12,846.78, 19,265.13 and 4,525.02 is: 6,785.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,846.78 : 19,265.13 = 4,525.02 : x
  2. Step 2: Convert to fraction form
    12,846.78/19,265.13 = 4,525.02/x
  3. Step 3: Cross multiply
    12,846.78x = 19,265.13 × 4,525.02
  4. Step 4: Simplify right side
    12,846.78x = 87,175,098.55
  5. Step 5: Solve for x
    x = 87,175,098.55/12,846.78
  6. Step 6: Final answer
    x = 6,785.75

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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.