Home / 30,086.22-41,518.87-16,656.67

Finding the Fourth Proportional to 30,086.22, 41,518.87 and 16,656.67

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Solution

The fourth proportional to 30,086.22, 41,518.87 and 16,656.67 is: 22,986.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,086.22 : 41,518.87 = 16,656.67 : x
  2. Step 2: Convert to fraction form
    30,086.22/41,518.87 = 16,656.67/x
  3. Step 3: Cross multiply
    30,086.22x = 41,518.87 × 16,656.67
  4. Step 4: Simplify right side
    30,086.22x = 691,566,116.36
  5. Step 5: Solve for x
    x = 691,566,116.36/30,086.22
  6. Step 6: Final answer
    x = 22,986.14

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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.