Home / 13,403.43-18,497.07-8,095.14

Finding the Fourth Proportional to 13,403.43, 18,497.07 and 8,095.14

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Solution

The fourth proportional to 13,403.43, 18,497.07 and 8,095.14 is: 11,171.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,403.43 : 18,497.07 = 8,095.14 : x
  2. Step 2: Convert to fraction form
    13,403.43/18,497.07 = 8,095.14/x
  3. Step 3: Cross multiply
    13,403.43x = 18,497.07 × 8,095.14
  4. Step 4: Simplify right side
    13,403.43x = 149,736,371.24
  5. Step 5: Solve for x
    x = 149,736,371.24/13,403.43
  6. Step 6: Final answer
    x = 11,171.50

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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.