Home / 45,725.70-63,107.27-27,819.64

Finding the Fourth Proportional to 45,725.70, 63,107.27 and 27,819.64

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Solution

The fourth proportional to 45,725.70, 63,107.27 and 27,819.64 is: 38,394.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,725.70 : 63,107.27 = 27,819.64 : x
  2. Step 2: Convert to fraction form
    45,725.70/63,107.27 = 27,819.64/x
  3. Step 3: Cross multiply
    45,725.70x = 63,107.27 × 27,819.64
  4. Step 4: Simplify right side
    45,725.70x = 1,755,621,532.78
  5. Step 5: Solve for x
    x = 1,755,621,532.78/45,725.70
  6. Step 6: Final answer
    x = 38,394.63

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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.