Home / 30,165.06-41,632.75-16,740.64

Finding the Fourth Proportional to 30,165.06, 41,632.75 and 16,740.64

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Solution

The fourth proportional to 30,165.06, 41,632.75 and 16,740.64 is: 23,104.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,165.06 : 41,632.75 = 16,740.64 : x
  2. Step 2: Convert to fraction form
    30,165.06/41,632.75 = 16,740.64/x
  3. Step 3: Cross multiply
    30,165.06x = 41,632.75 × 16,740.64
  4. Step 4: Simplify right side
    30,165.06x = 696,958,879.96
  5. Step 5: Solve for x
    x = 696,958,879.96/30,165.06
  6. Step 6: Final answer
    x = 23,104.84

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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.