Home / 31,329.68-43,209.77-27,544.74

Finding the Fourth Proportional to 31,329.68, 43,209.77 and 27,544.74

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Solution

The fourth proportional to 31,329.68, 43,209.77 and 27,544.74 is: 37,989.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,329.68 : 43,209.77 = 27,544.74 : x
  2. Step 2: Convert to fraction form
    31,329.68/43,209.77 = 27,544.74/x
  3. Step 3: Cross multiply
    31,329.68x = 43,209.77 × 27,544.74
  4. Step 4: Simplify right side
    31,329.68x = 1,190,201,742.39
  5. Step 5: Solve for x
    x = 1,190,201,742.39/31,329.68
  6. Step 6: Final answer
    x = 37,989.60

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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.