Home / 39,906.66-59,854.33-11,829.68

Finding the Fourth Proportional to 39,906.66, 59,854.33 and 11,829.68

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Solution

The fourth proportional to 39,906.66, 59,854.33 and 11,829.68 is: 17,742.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,906.66 : 59,854.33 = 11,829.68 : x
  2. Step 2: Convert to fraction form
    39,906.66/59,854.33 = 11,829.68/x
  3. Step 3: Cross multiply
    39,906.66x = 59,854.33 × 11,829.68
  4. Step 4: Simplify right side
    39,906.66x = 708,057,570.51
  5. Step 5: Solve for x
    x = 708,057,570.51/39,906.66
  6. Step 6: Final answer
    x = 17,742.84

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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.