Home / 13,277.46-19,916.01-4,518.48

Finding the Fourth Proportional to 13,277.46, 19,916.01 and 4,518.48

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Solution

The fourth proportional to 13,277.46, 19,916.01 and 4,518.48 is: 6,777.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,277.46 : 19,916.01 = 4,518.48 : x
  2. Step 2: Convert to fraction form
    13,277.46/19,916.01 = 4,518.48/x
  3. Step 3: Cross multiply
    13,277.46x = 19,916.01 × 4,518.48
  4. Step 4: Simplify right side
    13,277.46x = 89,990,092.86
  5. Step 5: Solve for x
    x = 89,990,092.86/13,277.46
  6. Step 6: Final answer
    x = 6,777.66

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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.