Home / 39,105.20-58,661.26-11,025.51

Finding the Fourth Proportional to 39,105.20, 58,661.26 and 11,025.51

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Solution

The fourth proportional to 39,105.20, 58,661.26 and 11,025.51 is: 16,539.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,105.20 : 58,661.26 = 11,025.51 : x
  2. Step 2: Convert to fraction form
    39,105.20/58,661.26 = 11,025.51/x
  3. Step 3: Cross multiply
    39,105.20x = 58,661.26 × 11,025.51
  4. Step 4: Simplify right side
    39,105.20x = 646,770,308.74
  5. Step 5: Solve for x
    x = 646,770,308.74/39,105.20
  6. Step 6: Final answer
    x = 16,539.24

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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.