Home / 29,990.87-41,387.20-16,562.01

Finding the Fourth Proportional to 29,990.87, 41,387.20 and 16,562.01

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Solution

The fourth proportional to 29,990.87, 41,387.20 and 16,562.01 is: 22,855.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,990.87 : 41,387.20 = 16,562.01 : x
  2. Step 2: Convert to fraction form
    29,990.87/41,387.20 = 16,562.01/x
  3. Step 3: Cross multiply
    29,990.87x = 41,387.20 × 16,562.01
  4. Step 4: Simplify right side
    29,990.87x = 685,455,220.27
  5. Step 5: Solve for x
    x = 685,455,220.27/29,990.87
  6. Step 6: Final answer
    x = 22,855.47

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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.