Home / 36,320.39-54,484.13-14,135.57

Finding the Fourth Proportional to 36,320.39, 54,484.13 and 14,135.57

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Solution

The fourth proportional to 36,320.39, 54,484.13 and 14,135.57 is: 21,204.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,320.39 : 54,484.13 = 14,135.57 : x
  2. Step 2: Convert to fraction form
    36,320.39/54,484.13 = 14,135.57/x
  3. Step 3: Cross multiply
    36,320.39x = 54,484.13 × 14,135.57
  4. Step 4: Simplify right side
    36,320.39x = 770,163,890.41
  5. Step 5: Solve for x
    x = 770,163,890.41/36,320.39
  6. Step 6: Final answer
    x = 21,204.73

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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.