Home / 14,556.15-20,081.66-9,176.82

Finding the Fourth Proportional to 14,556.15, 20,081.66 and 9,176.82

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Solution

The fourth proportional to 14,556.15, 20,081.66 and 9,176.82 is: 12,660.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,556.15 : 20,081.66 = 9,176.82 : x
  2. Step 2: Convert to fraction form
    14,556.15/20,081.66 = 9,176.82/x
  3. Step 3: Cross multiply
    14,556.15x = 20,081.66 × 9,176.82
  4. Step 4: Simplify right side
    14,556.15x = 184,285,657.93
  5. Step 5: Solve for x
    x = 184,285,657.93/14,556.15
  6. Step 6: Final answer
    x = 12,660.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.