Home / 52,576.09-72,556.10-28,703.77

Finding the Fourth Proportional to 52,576.09, 72,556.10 and 28,703.77

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Solution

The fourth proportional to 52,576.09, 72,556.10 and 28,703.77 is: 39,611.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,576.09 : 72,556.10 = 28,703.77 : x
  2. Step 2: Convert to fraction form
    52,576.09/72,556.10 = 28,703.77/x
  3. Step 3: Cross multiply
    52,576.09x = 72,556.10 × 28,703.77
  4. Step 4: Simplify right side
    52,576.09x = 2,082,633,496.87
  5. Step 5: Solve for x
    x = 2,082,633,496.87/52,576.09
  6. Step 6: Final answer
    x = 39,611.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.