Home / 31,051.24-46,572.12-11,329.80

Finding the Fourth Proportional to 31,051.24, 46,572.12 and 11,329.80

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Solution

The fourth proportional to 31,051.24, 46,572.12 and 11,329.80 is: 16,992.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,051.24 : 46,572.12 = 11,329.80 : x
  2. Step 2: Convert to fraction form
    31,051.24/46,572.12 = 11,329.80/x
  3. Step 3: Cross multiply
    31,051.24x = 46,572.12 × 11,329.80
  4. Step 4: Simplify right side
    31,051.24x = 527,652,805.18
  5. Step 5: Solve for x
    x = 527,652,805.18/31,051.24
  6. Step 6: Final answer
    x = 16,992.97

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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.