Home / 28,310.44-42,466.62-7,533.96

Finding the Fourth Proportional to 28,310.44, 42,466.62 and 7,533.96

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Solution

The fourth proportional to 28,310.44, 42,466.62 and 7,533.96 is: 11,301.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,310.44 : 42,466.62 = 7,533.96 : x
  2. Step 2: Convert to fraction form
    28,310.44/42,466.62 = 7,533.96/x
  3. Step 3: Cross multiply
    28,310.44x = 42,466.62 × 7,533.96
  4. Step 4: Simplify right side
    28,310.44x = 319,941,816.42
  5. Step 5: Solve for x
    x = 319,941,816.42/28,310.44
  6. Step 6: Final answer
    x = 11,301.20

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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.