Home / 36,488.89-54,733.34-28,181.02

Finding the Fourth Proportional to 36,488.89, 54,733.34 and 28,181.02

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Solution

The fourth proportional to 36,488.89, 54,733.34 and 28,181.02 is: 42,271.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,488.89 : 54,733.34 = 28,181.02 : x
  2. Step 2: Convert to fraction form
    36,488.89/54,733.34 = 28,181.02/x
  3. Step 3: Cross multiply
    36,488.89x = 54,733.34 × 28,181.02
  4. Step 4: Simplify right side
    36,488.89x = 1,542,441,349.21
  5. Step 5: Solve for x
    x = 1,542,441,349.21/36,488.89
  6. Step 6: Final answer
    x = 42,271.53

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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.