Home / 17,007.90-25,494.22-12,316.17

Finding the Fourth Proportional to 17,007.90, 25,494.22 and 12,316.17

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Solution

The fourth proportional to 17,007.90, 25,494.22 and 12,316.17 is: 18,461.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,007.90 : 25,494.22 = 12,316.17 : x
  2. Step 2: Convert to fraction form
    17,007.90/25,494.22 = 12,316.17/x
  3. Step 3: Cross multiply
    17,007.90x = 25,494.22 × 12,316.17
  4. Step 4: Simplify right side
    17,007.90x = 313,991,147.54
  5. Step 5: Solve for x
    x = 313,991,147.54/17,007.90
  6. Step 6: Final answer
    x = 18,461.49

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1.5x scale

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.