Home / 28,775.20-43,173.18-10,058

Finding the Fourth Proportional to 28,775.20, 43,173.18 and 10,058

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Solution

The fourth proportional to 28,775.20, 43,173.18 and 10,058 is: 15,090.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,775.20 : 43,173.18 = 10,058 : x
  2. Step 2: Convert to fraction form
    28,775.20/43,173.18 = 10,058/x
  3. Step 3: Cross multiply
    28,775.20x = 43,173.18 × 10,058
  4. Step 4: Simplify right side
    28,775.20x = 434,235,844.44
  5. Step 5: Solve for x
    x = 434,235,844.44/28,775.20
  6. Step 6: Final answer
    x = 15,090.63

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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.