Home / 33,432.78-46,135.62-20,011.44

Finding the Fourth Proportional to 33,432.78, 46,135.62 and 20,011.44

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Solution

The fourth proportional to 33,432.78, 46,135.62 and 20,011.44 is: 27,614.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,432.78 : 46,135.62 = 20,011.44 : x
  2. Step 2: Convert to fraction form
    33,432.78/46,135.62 = 20,011.44/x
  3. Step 3: Cross multiply
    33,432.78x = 46,135.62 × 20,011.44
  4. Step 4: Simplify right side
    33,432.78x = 923,240,191.49
  5. Step 5: Solve for x
    x = 923,240,191.49/33,432.78
  6. Step 6: Final answer
    x = 27,614.82

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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.