Home / 13,403.24-18,497.02-8,097.02

Finding the Fourth Proportional to 13,403.24, 18,497.02 and 8,097.02

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Solution

The fourth proportional to 13,403.24, 18,497.02 and 8,097.02 is: 11,174.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,403.24 : 18,497.02 = 8,097.02 : x
  2. Step 2: Convert to fraction form
    13,403.24/18,497.02 = 8,097.02/x
  3. Step 3: Cross multiply
    13,403.24x = 18,497.02 × 8,097.02
  4. Step 4: Simplify right side
    13,403.24x = 149,770,740.88
  5. Step 5: Solve for x
    x = 149,770,740.88/13,403.24
  6. Step 6: Final answer
    x = 11,174.22

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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.