Home / 28,952.76-39,957.22-16,379.94

Finding the Fourth Proportional to 28,952.76, 39,957.22 and 16,379.94

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Solution

The fourth proportional to 28,952.76, 39,957.22 and 16,379.94 is: 22,605.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,952.76 : 39,957.22 = 16,379.94 : x
  2. Step 2: Convert to fraction form
    28,952.76/39,957.22 = 16,379.94/x
  3. Step 3: Cross multiply
    28,952.76x = 39,957.22 × 16,379.94
  4. Step 4: Simplify right side
    28,952.76x = 654,496,866.17
  5. Step 5: Solve for x
    x = 654,496,866.17/28,952.76
  6. Step 6: Final answer
    x = 22,605.68

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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.