Home / 33,020.56-45,534.12-28,256.27

Finding the Fourth Proportional to 33,020.56, 45,534.12 and 28,256.27

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Solution

The fourth proportional to 33,020.56, 45,534.12 and 28,256.27 is: 38,964.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,020.56 : 45,534.12 = 28,256.27 : x
  2. Step 2: Convert to fraction form
    33,020.56/45,534.12 = 28,256.27/x
  3. Step 3: Cross multiply
    33,020.56x = 45,534.12 × 28,256.27
  4. Step 4: Simplify right side
    33,020.56x = 1,286,624,247.65
  5. Step 5: Solve for x
    x = 1,286,624,247.65/33,020.56
  6. Step 6: Final answer
    x = 38,964.34

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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.