Home / 12,195.93-18,290.16-4,402.92

Finding the Fourth Proportional to 12,195.93, 18,290.16 and 4,402.92

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Solution

The fourth proportional to 12,195.93, 18,290.16 and 4,402.92 is: 6,603.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,195.93 : 18,290.16 = 4,402.92 : x
  2. Step 2: Convert to fraction form
    12,195.93/18,290.16 = 4,402.92/x
  3. Step 3: Cross multiply
    12,195.93x = 18,290.16 × 4,402.92
  4. Step 4: Simplify right side
    12,195.93x = 80,530,111.27
  5. Step 5: Solve for x
    x = 80,530,111.27/12,195.93
  6. Step 6: Final answer
    x = 6,603.03

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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.