Home / 15,406.11-23,113.80-6,516.86

Finding the Fourth Proportional to 15,406.11, 23,113.80 and 6,516.86

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Solution

The fourth proportional to 15,406.11, 23,113.80 and 6,516.86 is: 9,777.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,406.11 : 23,113.80 = 6,516.86 : x
  2. Step 2: Convert to fraction form
    15,406.11/23,113.80 = 6,516.86/x
  3. Step 3: Cross multiply
    15,406.11x = 23,113.80 × 6,516.86
  4. Step 4: Simplify right side
    15,406.11x = 150,629,424.78
  5. Step 5: Solve for x
    x = 150,629,424.78/15,406.11
  6. Step 6: Final answer
    x = 9,777.26

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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.