Home / 14,186.96-19,575.30-9,150.20

Finding the Fourth Proportional to 14,186.96, 19,575.30 and 9,150.20

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Solution

The fourth proportional to 14,186.96, 19,575.30 and 9,150.20 is: 12,625.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,186.96 : 19,575.30 = 9,150.20 : x
  2. Step 2: Convert to fraction form
    14,186.96/19,575.30 = 9,150.20/x
  3. Step 3: Cross multiply
    14,186.96x = 19,575.30 × 9,150.20
  4. Step 4: Simplify right side
    14,186.96x = 179,117,910.06
  5. Step 5: Solve for x
    x = 179,117,910.06/14,186.96
  6. Step 6: Final answer
    x = 12,625.53

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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.