Home / 27,979.63-38,563.21-24,372.09

Finding the Fourth Proportional to 27,979.63, 38,563.21 and 24,372.09

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Solution

The fourth proportional to 27,979.63, 38,563.21 and 24,372.09 is: 33,591.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,979.63 : 38,563.21 = 24,372.09 : x
  2. Step 2: Convert to fraction form
    27,979.63/38,563.21 = 24,372.09/x
  3. Step 3: Cross multiply
    27,979.63x = 38,563.21 × 24,372.09
  4. Step 4: Simplify right side
    27,979.63x = 939,865,918.18
  5. Step 5: Solve for x
    x = 939,865,918.18/27,979.63
  6. Step 6: Final answer
    x = 33,591.08

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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.