Home / 19,566.15-29,346.23-6,418.53

Finding the Fourth Proportional to 19,566.15, 29,346.23 and 6,418.53

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Solution

The fourth proportional to 19,566.15, 29,346.23 and 6,418.53 is: 9,626.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,566.15 : 29,346.23 = 6,418.53 : x
  2. Step 2: Convert to fraction form
    19,566.15/29,346.23 = 6,418.53/x
  3. Step 3: Cross multiply
    19,566.15x = 29,346.23 × 6,418.53
  4. Step 4: Simplify right side
    19,566.15x = 188,359,625.55
  5. Step 5: Solve for x
    x = 188,359,625.55/19,566.15
  6. Step 6: Final answer
    x = 9,626.81

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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.