Home / 39,156.11-58,736.21-11,078.22

Finding the Fourth Proportional to 39,156.11, 58,736.21 and 11,078.22

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Solution

The fourth proportional to 39,156.11, 58,736.21 and 11,078.22 is: 16,617.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,156.11 : 58,736.21 = 11,078.22 : x
  2. Step 2: Convert to fraction form
    39,156.11/58,736.21 = 11,078.22/x
  3. Step 3: Cross multiply
    39,156.11x = 58,736.21 × 11,078.22
  4. Step 4: Simplify right side
    39,156.11x = 650,692,600.96
  5. Step 5: Solve for x
    x = 650,692,600.96/39,156.11
  6. Step 6: Final answer
    x = 16,617.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.