Home / 18,489.47-27,733.23-16,433.06

Finding the Fourth Proportional to 18,489.47, 27,733.23 and 16,433.06

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Solution

The fourth proportional to 18,489.47, 27,733.23 and 16,433.06 is: 24,648.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,489.47 : 27,733.23 = 16,433.06 : x
  2. Step 2: Convert to fraction form
    18,489.47/27,733.23 = 16,433.06/x
  3. Step 3: Cross multiply
    18,489.47x = 27,733.23 × 16,433.06
  4. Step 4: Simplify right side
    18,489.47x = 455,741,693.92
  5. Step 5: Solve for x
    x = 455,741,693.92/18,489.47
  6. Step 6: Final answer
    x = 24,648.72

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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.