Home / 13,404.24-18,497.84-8,098.07

Finding the Fourth Proportional to 13,404.24, 18,497.84 and 8,098.07

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Solution

The fourth proportional to 13,404.24, 18,497.84 and 8,098.07 is: 11,175.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,404.24 : 18,497.84 = 8,098.07 : x
  2. Step 2: Convert to fraction form
    13,404.24/18,497.84 = 8,098.07/x
  3. Step 3: Cross multiply
    13,404.24x = 18,497.84 × 8,098.07
  4. Step 4: Simplify right side
    13,404.24x = 149,796,670.19
  5. Step 5: Solve for x
    x = 149,796,670.19/13,404.24
  6. Step 6: Final answer
    x = 11,175.32

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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.