Home / 52,785.06-79,186.44-19,505.22

Finding the Fourth Proportional to 52,785.06, 79,186.44 and 19,505.22

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Solution

The fourth proportional to 52,785.06, 79,186.44 and 19,505.22 is: 29,261.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,785.06 : 79,186.44 = 19,505.22 : x
  2. Step 2: Convert to fraction form
    52,785.06/79,186.44 = 19,505.22/x
  3. Step 3: Cross multiply
    52,785.06x = 79,186.44 × 19,505.22
  4. Step 4: Simplify right side
    52,785.06x = 1,544,548,933.22
  5. Step 5: Solve for x
    x = 1,544,548,933.22/52,785.06
  6. Step 6: Final answer
    x = 29,261.10

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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.