Home / 17,184.06-25,771.88-12,558.56

Finding the Fourth Proportional to 17,184.06, 25,771.88 and 12,558.56

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Solution

The fourth proportional to 17,184.06, 25,771.88 and 12,558.56 is: 18,834.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,184.06 : 25,771.88 = 12,558.56 : x
  2. Step 2: Convert to fraction form
    17,184.06/25,771.88 = 12,558.56/x
  3. Step 3: Cross multiply
    17,184.06x = 25,771.88 × 12,558.56
  4. Step 4: Simplify right side
    17,184.06x = 323,657,701.29
  5. Step 5: Solve for x
    x = 323,657,701.29/17,184.06
  6. Step 6: Final answer
    x = 18,834.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.