Home / 12,876.14-19,295.58-6,294.90

Finding the Fourth Proportional to 12,876.14, 19,295.58 and 6,294.90

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Solution

The fourth proportional to 12,876.14, 19,295.58 and 6,294.90 is: 9,433.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,876.14 : 19,295.58 = 6,294.90 : x
  2. Step 2: Convert to fraction form
    12,876.14/19,295.58 = 6,294.90/x
  3. Step 3: Cross multiply
    12,876.14x = 19,295.58 × 6,294.90
  4. Step 4: Simplify right side
    12,876.14x = 121,463,746.54
  5. Step 5: Solve for x
    x = 121,463,746.54/12,876.14
  6. Step 6: Final answer
    x = 9,433.24

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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.