Home / 41,358.14-57,028.65-28,589.16

Finding the Fourth Proportional to 41,358.14, 57,028.65 and 28,589.16

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Solution

The fourth proportional to 41,358.14, 57,028.65 and 28,589.16 is: 39,421.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,358.14 : 57,028.65 = 28,589.16 : x
  2. Step 2: Convert to fraction form
    41,358.14/57,028.65 = 28,589.16/x
  3. Step 3: Cross multiply
    41,358.14x = 57,028.65 × 28,589.16
  4. Step 4: Simplify right side
    41,358.14x = 1,630,401,226.10
  5. Step 5: Solve for x
    x = 1,630,401,226.10/41,358.14
  6. Step 6: Final answer
    x = 39,421.53

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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.