Home / 17,406.62-26,077.04-13,491.86

Finding the Fourth Proportional to 17,406.62, 26,077.04 and 13,491.86

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Solution

The fourth proportional to 17,406.62, 26,077.04 and 13,491.86 is: 20,212.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,406.62 : 26,077.04 = 13,491.86 : x
  2. Step 2: Convert to fraction form
    17,406.62/26,077.04 = 13,491.86/x
  3. Step 3: Cross multiply
    17,406.62x = 26,077.04 × 13,491.86
  4. Step 4: Simplify right side
    17,406.62x = 351,827,772.89
  5. Step 5: Solve for x
    x = 351,827,772.89/17,406.62
  6. Step 6: Final answer
    x = 20,212.30

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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.