Home / 17,735.70-26,567.10-12,195.30

Finding the Fourth Proportional to 17,735.70, 26,567.10 and 12,195.30

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Solution

The fourth proportional to 17,735.70, 26,567.10 and 12,195.30 is: 18,267.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,735.70 : 26,567.10 = 12,195.30 : x
  2. Step 2: Convert to fraction form
    17,735.70/26,567.10 = 12,195.30/x
  3. Step 3: Cross multiply
    17,735.70x = 26,567.10 × 12,195.30
  4. Step 4: Simplify right side
    17,735.70x = 323,993,754.63
  5. Step 5: Solve for x
    x = 323,993,754.63/17,735.70
  6. Step 6: Final answer
    x = 18,267.89

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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.