Home / 37,758.42-52,107.93-20,763.36

Finding the Fourth Proportional to 37,758.42, 52,107.93 and 20,763.36

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Solution

The fourth proportional to 37,758.42, 52,107.93 and 20,763.36 is: 28,654.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,758.42 : 52,107.93 = 20,763.36 : x
  2. Step 2: Convert to fraction form
    37,758.42/52,107.93 = 20,763.36/x
  3. Step 3: Cross multiply
    37,758.42x = 52,107.93 × 20,763.36
  4. Step 4: Simplify right side
    37,758.42x = 1,081,935,709.44
  5. Step 5: Solve for x
    x = 1,081,935,709.44/37,758.42
  6. Step 6: Final answer
    x = 28,654.16

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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.