Home / 14,173.53-19,561.87-8,208.83

Finding the Fourth Proportional to 14,173.53, 19,561.87 and 8,208.83

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Solution

The fourth proportional to 14,173.53, 19,561.87 and 8,208.83 is: 11,329.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,173.53 : 19,561.87 = 8,208.83 : x
  2. Step 2: Convert to fraction form
    14,173.53/19,561.87 = 8,208.83/x
  3. Step 3: Cross multiply
    14,173.53x = 19,561.87 × 8,208.83
  4. Step 4: Simplify right side
    14,173.53x = 160,580,014.44
  5. Step 5: Solve for x
    x = 160,580,014.44/14,173.53
  6. Step 6: Final answer
    x = 11,329.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.