Home / 17,002.53-25,516.67-12,256.41

Finding the Fourth Proportional to 17,002.53, 25,516.67 and 12,256.41

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Solution

The fourth proportional to 17,002.53, 25,516.67 and 12,256.41 is: 18,393.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,002.53 : 25,516.67 = 12,256.41 : x
  2. Step 2: Convert to fraction form
    17,002.53/25,516.67 = 12,256.41/x
  3. Step 3: Cross multiply
    17,002.53x = 25,516.67 × 12,256.41
  4. Step 4: Simplify right side
    17,002.53x = 312,742,769.35
  5. Step 5: Solve for x
    x = 312,742,769.35/17,002.53
  6. Step 6: Final answer
    x = 18,393.90

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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.