Home / 36,310.58-54,475.10-21,330.37

Finding the Fourth Proportional to 36,310.58, 54,475.10 and 21,330.37

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Solution

The fourth proportional to 36,310.58, 54,475.10 and 21,330.37 is: 32,000.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,310.58 : 54,475.10 = 21,330.37 : x
  2. Step 2: Convert to fraction form
    36,310.58/54,475.10 = 21,330.37/x
  3. Step 3: Cross multiply
    36,310.58x = 54,475.10 × 21,330.37
  4. Step 4: Simplify right side
    36,310.58x = 1,161,974,080.22
  5. Step 5: Solve for x
    x = 1,161,974,080.22/36,310.58
  6. Step 6: Final answer
    x = 32,000.98

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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.