Home / 18,513.09-27,627.28-16,544.79

Finding the Fourth Proportional to 18,513.09, 27,627.28 and 16,544.79

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Solution

The fourth proportional to 18,513.09, 27,627.28 and 16,544.79 is: 24,689.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,513.09 : 27,627.28 = 16,544.79 : x
  2. Step 2: Convert to fraction form
    18,513.09/27,627.28 = 16,544.79/x
  3. Step 3: Cross multiply
    18,513.09x = 27,627.28 × 16,544.79
  4. Step 4: Simplify right side
    18,513.09x = 457,087,504.51
  5. Step 5: Solve for x
    x = 457,087,504.51/18,513.09
  6. Step 6: Final answer
    x = 24,689.96

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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.