Home / 16,826.81-23,226.35-10,858.39

Finding the Fourth Proportional to 16,826.81, 23,226.35 and 10,858.39

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Solution

The fourth proportional to 16,826.81, 23,226.35 and 10,858.39 is: 14,988.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,826.81 : 23,226.35 = 10,858.39 : x
  2. Step 2: Convert to fraction form
    16,826.81/23,226.35 = 10,858.39/x
  3. Step 3: Cross multiply
    16,826.81x = 23,226.35 × 10,858.39
  4. Step 4: Simplify right side
    16,826.81x = 252,200,654.22
  5. Step 5: Solve for x
    x = 252,200,654.22/16,826.81
  6. Step 6: Final answer
    x = 14,988.03

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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.