Home / 63,174.13-94,729.46-21,039.32

Finding the Fourth Proportional to 63,174.13, 94,729.46 and 21,039.32

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Solution

The fourth proportional to 63,174.13, 94,729.46 and 21,039.32 is: 31,548.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,174.13 : 94,729.46 = 21,039.32 : x
  2. Step 2: Convert to fraction form
    63,174.13/94,729.46 = 21,039.32/x
  3. Step 3: Cross multiply
    63,174.13x = 94,729.46 × 21,039.32
  4. Step 4: Simplify right side
    63,174.13x = 1,993,043,422.37
  5. Step 5: Solve for x
    x = 1,993,043,422.37/63,174.13
  6. Step 6: Final answer
    x = 31,548.41

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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.