Home / 36,578.60-54,803.10-31,005.80

Finding the Fourth Proportional to 36,578.60, 54,803.10 and 31,005.80

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Solution

The fourth proportional to 36,578.60, 54,803.10 and 31,005.80 is: 46,453.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,578.60 : 54,803.10 = 31,005.80 : x
  2. Step 2: Convert to fraction form
    36,578.60/54,803.10 = 31,005.80/x
  3. Step 3: Cross multiply
    36,578.60x = 54,803.10 × 31,005.80
  4. Step 4: Simplify right side
    36,578.60x = 1,699,213,957.98
  5. Step 5: Solve for x
    x = 1,699,213,957.98/36,578.60
  6. Step 6: Final answer
    x = 46,453.77

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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.