Home / 30,676.93-45,933.37-17,511.19

Finding the Fourth Proportional to 30,676.93, 45,933.37 and 17,511.19

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Solution

The fourth proportional to 30,676.93, 45,933.37 and 17,511.19 is: 26,219.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,676.93 : 45,933.37 = 17,511.19 : x
  2. Step 2: Convert to fraction form
    30,676.93/45,933.37 = 17,511.19/x
  3. Step 3: Cross multiply
    30,676.93x = 45,933.37 × 17,511.19
  4. Step 4: Simplify right side
    30,676.93x = 804,347,969.41
  5. Step 5: Solve for x
    x = 804,347,969.41/30,676.93
  6. Step 6: Final answer
    x = 26,219.96

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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.