Home / 52,942.04-79,422.80-17,405.37

Finding the Fourth Proportional to 52,942.04, 79,422.80 and 17,405.37

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Solution

The fourth proportional to 52,942.04, 79,422.80 and 17,405.37 is: 26,111.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,942.04 : 79,422.80 = 17,405.37 : x
  2. Step 2: Convert to fraction form
    52,942.04/79,422.80 = 17,405.37/x
  3. Step 3: Cross multiply
    52,942.04x = 79,422.80 × 17,405.37
  4. Step 4: Simplify right side
    52,942.04x = 1,382,383,133.41
  5. Step 5: Solve for x
    x = 1,382,383,133.41/52,942.04
  6. Step 6: Final answer
    x = 26,111.26

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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.