Home / 30,222.45-45,326.79-11,495.79

Finding the Fourth Proportional to 30,222.45, 45,326.79 and 11,495.79

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Solution

The fourth proportional to 30,222.45, 45,326.79 and 11,495.79 is: 17,241.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,222.45 : 45,326.79 = 11,495.79 : x
  2. Step 2: Convert to fraction form
    30,222.45/45,326.79 = 11,495.79/x
  3. Step 3: Cross multiply
    30,222.45x = 45,326.79 × 11,495.79
  4. Step 4: Simplify right side
    30,222.45x = 521,067,259.21
  5. Step 5: Solve for x
    x = 521,067,259.21/30,222.45
  6. Step 6: Final answer
    x = 17,241.07

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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.