Home / 11,495.26-17,216.97-9,421.66

Finding the Fourth Proportional to 11,495.26, 17,216.97 and 9,421.66

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Solution

The fourth proportional to 11,495.26, 17,216.97 and 9,421.66 is: 14,111.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,495.26 : 17,216.97 = 9,421.66 : x
  2. Step 2: Convert to fraction form
    11,495.26/17,216.97 = 9,421.66/x
  3. Step 3: Cross multiply
    11,495.26x = 17,216.97 × 9,421.66
  4. Step 4: Simplify right side
    11,495.26x = 162,212,437.57
  5. Step 5: Solve for x
    x = 162,212,437.57/11,495.26
  6. Step 6: Final answer
    x = 14,111.25

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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.