Home / 33,135.35-45,725.11-18,027.63

Finding the Fourth Proportional to 33,135.35, 45,725.11 and 18,027.63

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Solution

The fourth proportional to 33,135.35, 45,725.11 and 18,027.63 is: 24,877.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,135.35 : 45,725.11 = 18,027.63 : x
  2. Step 2: Convert to fraction form
    33,135.35/45,725.11 = 18,027.63/x
  3. Step 3: Cross multiply
    33,135.35x = 45,725.11 × 18,027.63
  4. Step 4: Simplify right side
    33,135.35x = 824,315,319.72
  5. Step 5: Solve for x
    x = 824,315,319.72/33,135.35
  6. Step 6: Final answer
    x = 24,877.22

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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.