Home / 16,722.80-25,087.90-5,629.13

Finding the Fourth Proportional to 16,722.80, 25,087.90 and 5,629.13

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Solution

The fourth proportional to 16,722.80, 25,087.90 and 5,629.13 is: 8,444.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,722.80 : 25,087.90 = 5,629.13 : x
  2. Step 2: Convert to fraction form
    16,722.80/25,087.90 = 5,629.13/x
  3. Step 3: Cross multiply
    16,722.80x = 25,087.90 × 5,629.13
  4. Step 4: Simplify right side
    16,722.80x = 141,222,911.01
  5. Step 5: Solve for x
    x = 141,222,911.01/16,722.80
  6. Step 6: Final answer
    x = 8,444.93

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1.5x scale

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.