Home / 18,319.50-25,268.86-14,536.67

Finding the Fourth Proportional to 18,319.50, 25,268.86 and 14,536.67

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Solution

The fourth proportional to 18,319.50, 25,268.86 and 14,536.67 is: 20,051.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,319.50 : 25,268.86 = 14,536.67 : x
  2. Step 2: Convert to fraction form
    18,319.50/25,268.86 = 14,536.67/x
  3. Step 3: Cross multiply
    18,319.50x = 25,268.86 × 14,536.67
  4. Step 4: Simplify right side
    18,319.50x = 367,324,970.92
  5. Step 5: Solve for x
    x = 367,324,970.92/18,319.50
  6. Step 6: Final answer
    x = 20,051.04

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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.