Home / 39,618.45-54,682.29-26,191.62

Finding the Fourth Proportional to 39,618.45, 54,682.29 and 26,191.62

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Solution

The fourth proportional to 39,618.45, 54,682.29 and 26,191.62 is: 36,150.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,618.45 : 54,682.29 = 26,191.62 : x
  2. Step 2: Convert to fraction form
    39,618.45/54,682.29 = 26,191.62/x
  3. Step 3: Cross multiply
    39,618.45x = 54,682.29 × 26,191.62
  4. Step 4: Simplify right side
    39,618.45x = 1,432,217,760.41
  5. Step 5: Solve for x
    x = 1,432,217,760.41/39,618.45
  6. Step 6: Final answer
    x = 36,150.27

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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.