Home / 52,942.48-79,423.44-17,405.80

Finding the Fourth Proportional to 52,942.48, 79,423.44 and 17,405.80

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Solution

The fourth proportional to 52,942.48, 79,423.44 and 17,405.80 is: 26,111.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,942.48 : 79,423.44 = 17,405.80 : x
  2. Step 2: Convert to fraction form
    52,942.48/79,423.44 = 17,405.80/x
  3. Step 3: Cross multiply
    52,942.48x = 79,423.44 × 17,405.80
  4. Step 4: Simplify right side
    52,942.48x = 1,382,428,511.95
  5. Step 5: Solve for x
    x = 1,382,428,511.95/52,942.48
  6. Step 6: Final answer
    x = 26,111.90

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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.