Home / 32,727.40-45,163.86-18,580.25

Finding the Fourth Proportional to 32,727.40, 45,163.86 and 18,580.25

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Solution

The fourth proportional to 32,727.40, 45,163.86 and 18,580.25 is: 25,640.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,727.40 : 45,163.86 = 18,580.25 : x
  2. Step 2: Convert to fraction form
    32,727.40/45,163.86 = 18,580.25/x
  3. Step 3: Cross multiply
    32,727.40x = 45,163.86 × 18,580.25
  4. Step 4: Simplify right side
    32,727.40x = 839,155,526.09
  5. Step 5: Solve for x
    x = 839,155,526.09/32,727.40
  6. Step 6: Final answer
    x = 25,640.76

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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.