Home / 16,971.36-25,466.96-7,109.80

Finding the Fourth Proportional to 16,971.36, 25,466.96 and 7,109.80

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Solution

The fourth proportional to 16,971.36, 25,466.96 and 7,109.80 is: 10,668.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,971.36 : 25,466.96 = 7,109.80 : x
  2. Step 2: Convert to fraction form
    16,971.36/25,466.96 = 7,109.80/x
  3. Step 3: Cross multiply
    16,971.36x = 25,466.96 × 7,109.80
  4. Step 4: Simplify right side
    16,971.36x = 181,064,992.21
  5. Step 5: Solve for x
    x = 181,064,992.21/16,971.36
  6. Step 6: Final answer
    x = 10,668.86

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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.