Home / 36,960.32-51,005.40-20,193.68

Finding the Fourth Proportional to 36,960.32, 51,005.40 and 20,193.68

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Solution

The fourth proportional to 36,960.32, 51,005.40 and 20,193.68 is: 27,867.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,960.32 : 51,005.40 = 20,193.68 : x
  2. Step 2: Convert to fraction form
    36,960.32/51,005.40 = 20,193.68/x
  3. Step 3: Cross multiply
    36,960.32x = 51,005.40 × 20,193.68
  4. Step 4: Simplify right side
    36,960.32x = 1,029,986,725.87
  5. Step 5: Solve for x
    x = 1,029,986,725.87/36,960.32
  6. Step 6: Final answer
    x = 27,867.36

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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.