Home / 13,174.02-19,763.85-4,408.59

Finding the Fourth Proportional to 13,174.02, 19,763.85 and 4,408.59

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Solution

The fourth proportional to 13,174.02, 19,763.85 and 4,408.59 is: 6,613.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,174.02 : 19,763.85 = 4,408.59 : x
  2. Step 2: Convert to fraction form
    13,174.02/19,763.85 = 4,408.59/x
  3. Step 3: Cross multiply
    13,174.02x = 19,763.85 × 4,408.59
  4. Step 4: Simplify right side
    13,174.02x = 87,130,711.47
  5. Step 5: Solve for x
    x = 87,130,711.47/13,174.02
  6. Step 6: Final answer
    x = 6,613.83

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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.