Home / 12,557.92-18,836.26-4,661.97

Finding the Fourth Proportional to 12,557.92, 18,836.26 and 4,661.97

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Solution

The fourth proportional to 12,557.92, 18,836.26 and 4,661.97 is: 6,992.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,557.92 : 18,836.26 = 4,661.97 : x
  2. Step 2: Convert to fraction form
    12,557.92/18,836.26 = 4,661.97/x
  3. Step 3: Cross multiply
    12,557.92x = 18,836.26 × 4,661.97
  4. Step 4: Simplify right side
    12,557.92x = 87,814,079.03
  5. Step 5: Solve for x
    x = 87,814,079.03/12,557.92
  6. Step 6: Final answer
    x = 6,992.72

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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.