Home / 12,340.37-17,029.85-6,675.23

Finding the Fourth Proportional to 12,340.37, 17,029.85 and 6,675.23

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Solution

The fourth proportional to 12,340.37, 17,029.85 and 6,675.23 is: 9,211.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,340.37 : 17,029.85 = 6,675.23 : x
  2. Step 2: Convert to fraction form
    12,340.37/17,029.85 = 6,675.23/x
  3. Step 3: Cross multiply
    12,340.37x = 17,029.85 × 6,675.23
  4. Step 4: Simplify right side
    12,340.37x = 113,678,165.62
  5. Step 5: Solve for x
    x = 113,678,165.62/12,340.37
  6. Step 6: Final answer
    x = 9,211.89

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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.