Home / 16,771.52-23,138.08-10,806.68

Finding the Fourth Proportional to 16,771.52, 23,138.08 and 10,806.68

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Solution

The fourth proportional to 16,771.52, 23,138.08 and 10,806.68 is: 14,908.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,771.52 : 23,138.08 = 10,806.68 : x
  2. Step 2: Convert to fraction form
    16,771.52/23,138.08 = 10,806.68/x
  3. Step 3: Cross multiply
    16,771.52x = 23,138.08 × 10,806.68
  4. Step 4: Simplify right side
    16,771.52x = 250,045,826.37
  5. Step 5: Solve for x
    x = 250,045,826.37/16,771.52
  6. Step 6: Final answer
    x = 14,908.95

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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.