Home / 12,305.93-18,468.61-4,516.97

Finding the Fourth Proportional to 12,305.93, 18,468.61 and 4,516.97

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Solution

The fourth proportional to 12,305.93, 18,468.61 and 4,516.97 is: 6,779.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,305.93 : 18,468.61 = 4,516.97 : x
  2. Step 2: Convert to fraction form
    12,305.93/18,468.61 = 4,516.97/x
  3. Step 3: Cross multiply
    12,305.93x = 18,468.61 × 4,516.97
  4. Step 4: Simplify right side
    12,305.93x = 83,422,053.68
  5. Step 5: Solve for x
    x = 83,422,053.68/12,305.93
  6. Step 6: Final answer
    x = 6,779.02

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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.