Home / 12,841.92-19,272.92-6,601.68

Finding the Fourth Proportional to 12,841.92, 19,272.92 and 6,601.68

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Solution

The fourth proportional to 12,841.92, 19,272.92 and 6,601.68 is: 9,907.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,841.92 : 19,272.92 = 6,601.68 : x
  2. Step 2: Convert to fraction form
    12,841.92/19,272.92 = 6,601.68/x
  3. Step 3: Cross multiply
    12,841.92x = 19,272.92 × 6,601.68
  4. Step 4: Simplify right side
    12,841.92x = 127,233,650.51
  5. Step 5: Solve for x
    x = 127,233,650.51/12,841.92
  6. Step 6: Final answer
    x = 9,907.68

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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.