Home / 13,064.85-18,029.20-7,096.39

Finding the Fourth Proportional to 13,064.85, 18,029.20 and 7,096.39

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Solution

The fourth proportional to 13,064.85, 18,029.20 and 7,096.39 is: 9,792.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,064.85 : 18,029.20 = 7,096.39 : x
  2. Step 2: Convert to fraction form
    13,064.85/18,029.20 = 7,096.39/x
  3. Step 3: Cross multiply
    13,064.85x = 18,029.20 × 7,096.39
  4. Step 4: Simplify right side
    13,064.85x = 127,942,216.85
  5. Step 5: Solve for x
    x = 127,942,216.85/13,064.85
  6. Step 6: Final answer
    x = 9,792.86

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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.