Home / 28,958.08-43,422.80-10,233.36

Finding the Fourth Proportional to 28,958.08, 43,422.80 and 10,233.36

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Solution

The fourth proportional to 28,958.08, 43,422.80 and 10,233.36 is: 15,344.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,958.08 : 43,422.80 = 10,233.36 : x
  2. Step 2: Convert to fraction form
    28,958.08/43,422.80 = 10,233.36/x
  3. Step 3: Cross multiply
    28,958.08x = 43,422.80 × 10,233.36
  4. Step 4: Simplify right side
    28,958.08x = 444,361,144.61
  5. Step 5: Solve for x
    x = 444,361,144.61/28,958.08
  6. Step 6: Final answer
    x = 15,344.98

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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.