Home / 28,552.20-42,835.50-23,055.48

Finding the Fourth Proportional to 28,552.20, 42,835.50 and 23,055.48

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Solution

The fourth proportional to 28,552.20, 42,835.50 and 23,055.48 is: 34,589.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,552.20 : 42,835.50 = 23,055.48 : x
  2. Step 2: Convert to fraction form
    28,552.20/42,835.50 = 23,055.48/x
  3. Step 3: Cross multiply
    28,552.20x = 42,835.50 × 23,055.48
  4. Step 4: Simplify right side
    28,552.20x = 987,593,013.54
  5. Step 5: Solve for x
    x = 987,593,013.54/28,552.20
  6. Step 6: Final answer
    x = 34,589.03

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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.