Home / 37,758.01-52,107.39-20,763.55

Finding the Fourth Proportional to 37,758.01, 52,107.39 and 20,763.55

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Solution

The fourth proportional to 37,758.01, 52,107.39 and 20,763.55 is: 28,654.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,758.01 : 52,107.39 = 20,763.55 : x
  2. Step 2: Convert to fraction form
    37,758.01/52,107.39 = 20,763.55/x
  3. Step 3: Cross multiply
    37,758.01x = 52,107.39 × 20,763.55
  4. Step 4: Simplify right side
    37,758.01x = 1,081,934,397.63
  5. Step 5: Solve for x
    x = 1,081,934,397.63/37,758.01
  6. Step 6: Final answer
    x = 28,654.43

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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.