Home / 29,990.79-41,387.63-16,562.03

Finding the Fourth Proportional to 29,990.79, 41,387.63 and 16,562.03

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Solution

The fourth proportional to 29,990.79, 41,387.63 and 16,562.03 is: 22,855.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,990.79 : 41,387.63 = 16,562.03 : x
  2. Step 2: Convert to fraction form
    29,990.79/41,387.63 = 16,562.03/x
  3. Step 3: Cross multiply
    29,990.79x = 41,387.63 × 16,562.03
  4. Step 4: Simplify right side
    29,990.79x = 685,462,879.94
  5. Step 5: Solve for x
    x = 685,462,879.94/29,990.79
  6. Step 6: Final answer
    x = 22,855.78

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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.