Home / 18,564.26-25,628.01-12,106.82

Finding the Fourth Proportional to 18,564.26, 25,628.01 and 12,106.82

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Solution

The fourth proportional to 18,564.26, 25,628.01 and 12,106.82 is: 16,713.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,564.26 : 25,628.01 = 12,106.82 : x
  2. Step 2: Convert to fraction form
    18,564.26/25,628.01 = 12,106.82/x
  3. Step 3: Cross multiply
    18,564.26x = 25,628.01 × 12,106.82
  4. Step 4: Simplify right side
    18,564.26x = 310,273,704.03
  5. Step 5: Solve for x
    x = 310,273,704.03/18,564.26
  6. Step 6: Final answer
    x = 16,713.50

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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.