Home / 29,890.36-44,786.33-20,885.39

Finding the Fourth Proportional to 29,890.36, 44,786.33 and 20,885.39

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Solution

The fourth proportional to 29,890.36, 44,786.33 and 20,885.39 is: 31,293.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,890.36 : 44,786.33 = 20,885.39 : x
  2. Step 2: Convert to fraction form
    29,890.36/44,786.33 = 20,885.39/x
  3. Step 3: Cross multiply
    29,890.36x = 44,786.33 × 20,885.39
  4. Step 4: Simplify right side
    29,890.36x = 935,379,744.79
  5. Step 5: Solve for x
    x = 935,379,744.79/29,890.36
  6. Step 6: Final answer
    x = 31,293.69

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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.