Home / 17,197.89-23,733.36-9,645.90

Finding the Fourth Proportional to 17,197.89, 23,733.36 and 9,645.90

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Solution

The fourth proportional to 17,197.89, 23,733.36 and 9,645.90 is: 13,311.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,197.89 : 23,733.36 = 9,645.90 : x
  2. Step 2: Convert to fraction form
    17,197.89/23,733.36 = 9,645.90/x
  3. Step 3: Cross multiply
    17,197.89x = 23,733.36 × 9,645.90
  4. Step 4: Simplify right side
    17,197.89x = 228,929,617.22
  5. Step 5: Solve for x
    x = 228,929,617.22/17,197.89
  6. Step 6: Final answer
    x = 13,311.49

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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.