Home / 36,415.98-54,623.97-19,783.71

Finding the Fourth Proportional to 36,415.98, 54,623.97 and 19,783.71

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Solution

The fourth proportional to 36,415.98, 54,623.97 and 19,783.71 is: 29,675.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,415.98 : 54,623.97 = 19,783.71 : x
  2. Step 2: Convert to fraction form
    36,415.98/54,623.97 = 19,783.71/x
  3. Step 3: Cross multiply
    36,415.98x = 54,623.97 × 19,783.71
  4. Step 4: Simplify right side
    36,415.98x = 1,080,664,781.53
  5. Step 5: Solve for x
    x = 1,080,664,781.53/36,415.98
  6. Step 6: Final answer
    x = 29,675.57

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.