Home / 43,296.21-64,892.07-21,076.29

Finding the Fourth Proportional to 43,296.21, 64,892.07 and 21,076.29

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Solution

The fourth proportional to 43,296.21, 64,892.07 and 21,076.29 is: 31,589.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,296.21 : 64,892.07 = 21,076.29 : x
  2. Step 2: Convert to fraction form
    43,296.21/64,892.07 = 21,076.29/x
  3. Step 3: Cross multiply
    43,296.21x = 64,892.07 × 21,076.29
  4. Step 4: Simplify right side
    43,296.21x = 1,367,684,086.02
  5. Step 5: Solve for x
    x = 1,367,684,086.02/43,296.21
  6. Step 6: Final answer
    x = 31,589.00

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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.