Home / 18,764.50-25,884.77-12,051.15

Finding the Fourth Proportional to 18,764.50, 25,884.77 and 12,051.15

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Solution

The fourth proportional to 18,764.50, 25,884.77 and 12,051.15 is: 16,624.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,764.50 : 25,884.77 = 12,051.15 : x
  2. Step 2: Convert to fraction form
    18,764.50/25,884.77 = 12,051.15/x
  3. Step 3: Cross multiply
    18,764.50x = 25,884.77 × 12,051.15
  4. Step 4: Simplify right side
    18,764.50x = 311,941,245.99
  5. Step 5: Solve for x
    x = 311,941,245.99/18,764.50
  6. Step 6: Final answer
    x = 16,624.01

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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.