Home / 33,270.24-45,912.20-18,162.32

Finding the Fourth Proportional to 33,270.24, 45,912.20 and 18,162.32

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Solution

The fourth proportional to 33,270.24, 45,912.20 and 18,162.32 is: 25,063.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,270.24 : 45,912.20 = 18,162.32 : x
  2. Step 2: Convert to fraction form
    33,270.24/45,912.20 = 18,162.32/x
  3. Step 3: Cross multiply
    33,270.24x = 45,912.20 × 18,162.32
  4. Step 4: Simplify right side
    33,270.24x = 833,872,068.30
  5. Step 5: Solve for x
    x = 833,872,068.30/33,270.24
  6. Step 6: Final answer
    x = 25,063.60

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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.