Home / 18,448.60-27,530.75-14,733.40

Finding the Fourth Proportional to 18,448.60, 27,530.75 and 14,733.40

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Solution

The fourth proportional to 18,448.60, 27,530.75 and 14,733.40 is: 21,986.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,448.60 : 27,530.75 = 14,733.40 : x
  2. Step 2: Convert to fraction form
    18,448.60/27,530.75 = 14,733.40/x
  3. Step 3: Cross multiply
    18,448.60x = 27,530.75 × 14,733.40
  4. Step 4: Simplify right side
    18,448.60x = 405,621,552.05
  5. Step 5: Solve for x
    x = 405,621,552.05/18,448.60
  6. Step 6: Final answer
    x = 21,986.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.