Home / 30,400.94-45,605.98-10,676.02

Finding the Fourth Proportional to 30,400.94, 45,605.98 and 10,676.02

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Solution

The fourth proportional to 30,400.94, 45,605.98 and 10,676.02 is: 16,015.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,400.94 : 45,605.98 = 10,676.02 : x
  2. Step 2: Convert to fraction form
    30,400.94/45,605.98 = 10,676.02/x
  3. Step 3: Cross multiply
    30,400.94x = 45,605.98 × 10,676.02
  4. Step 4: Simplify right side
    30,400.94x = 486,890,354.60
  5. Step 5: Solve for x
    x = 486,890,354.60/30,400.94
  6. Step 6: Final answer
    x = 16,015.63

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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.