Home / 18,150.26-24,990.06-16,489.30

Finding the Fourth Proportional to 18,150.26, 24,990.06 and 16,489.30

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Solution

The fourth proportional to 18,150.26, 24,990.06 and 16,489.30 is: 22,703.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,150.26 : 24,990.06 = 16,489.30 : x
  2. Step 2: Convert to fraction form
    18,150.26/24,990.06 = 16,489.30/x
  3. Step 3: Cross multiply
    18,150.26x = 24,990.06 × 16,489.30
  4. Step 4: Simplify right side
    18,150.26x = 412,068,596.36
  5. Step 5: Solve for x
    x = 412,068,596.36/18,150.26
  6. Step 6: Final answer
    x = 22,703.18

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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.