Home / 29,553.48-40,782.12-16,804.89

Finding the Fourth Proportional to 29,553.48, 40,782.12 and 16,804.89

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Solution

The fourth proportional to 29,553.48, 40,782.12 and 16,804.89 is: 23,189.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,553.48 : 40,782.12 = 16,804.89 : x
  2. Step 2: Convert to fraction form
    29,553.48/40,782.12 = 16,804.89/x
  3. Step 3: Cross multiply
    29,553.48x = 40,782.12 × 16,804.89
  4. Step 4: Simplify right side
    29,553.48x = 685,339,040.57
  5. Step 5: Solve for x
    x = 685,339,040.57/29,553.48
  6. Step 6: Final answer
    x = 23,189.79

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1.5x scale

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.