Home / 12,343.05-18,506.37-6,799

Finding the Fourth Proportional to 12,343.05, 18,506.37 and 6,799

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Solution

The fourth proportional to 12,343.05, 18,506.37 and 6,799 is: 10,193.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,343.05 : 18,506.37 = 6,799 : x
  2. Step 2: Convert to fraction form
    12,343.05/18,506.37 = 6,799/x
  3. Step 3: Cross multiply
    12,343.05x = 18,506.37 × 6,799
  4. Step 4: Simplify right side
    12,343.05x = 125,824,809.63
  5. Step 5: Solve for x
    x = 125,824,809.63/12,343.05
  6. Step 6: Final answer
    x = 10,193.98

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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.