Home / 12,862.48-19,300.92-7,025.44

Finding the Fourth Proportional to 12,862.48, 19,300.92 and 7,025.44

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Solution

The fourth proportional to 12,862.48, 19,300.92 and 7,025.44 is: 10,542.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,862.48 : 19,300.92 = 7,025.44 : x
  2. Step 2: Convert to fraction form
    12,862.48/19,300.92 = 7,025.44/x
  3. Step 3: Cross multiply
    12,862.48x = 19,300.92 × 7,025.44
  4. Step 4: Simplify right side
    12,862.48x = 135,597,455.40
  5. Step 5: Solve for x
    x = 135,597,455.40/12,862.48
  6. Step 6: Final answer
    x = 10,542.09

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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.