Home / 63,682.11-87,882.34-36,458.09

Finding the Fourth Proportional to 63,682.11, 87,882.34 and 36,458.09

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Solution

The fourth proportional to 63,682.11, 87,882.34 and 36,458.09 is: 50,312.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,682.11 : 87,882.34 = 36,458.09 : x
  2. Step 2: Convert to fraction form
    63,682.11/87,882.34 = 36,458.09/x
  3. Step 3: Cross multiply
    63,682.11x = 87,882.34 × 36,458.09
  4. Step 4: Simplify right side
    63,682.11x = 3,204,022,389.69
  5. Step 5: Solve for x
    x = 3,204,022,389.69/63,682.11
  6. Step 6: Final answer
    x = 50,312.75

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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.