Home / 15,160.91-22,742.37-6,396.57

Finding the Fourth Proportional to 15,160.91, 22,742.37 and 6,396.57

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Solution

The fourth proportional to 15,160.91, 22,742.37 and 6,396.57 is: 9,595.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,160.91 : 22,742.37 = 6,396.57 : x
  2. Step 2: Convert to fraction form
    15,160.91/22,742.37 = 6,396.57/x
  3. Step 3: Cross multiply
    15,160.91x = 22,742.37 × 6,396.57
  4. Step 4: Simplify right side
    15,160.91x = 145,473,161.67
  5. Step 5: Solve for x
    x = 145,473,161.67/15,160.91
  6. Step 6: Final answer
    x = 9,595.28

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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.