Home / 30,991.19-46,487.30-16,228.94

Finding the Fourth Proportional to 30,991.19, 46,487.30 and 16,228.94

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Solution

The fourth proportional to 30,991.19, 46,487.30 and 16,228.94 is: 24,343.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,991.19 : 46,487.30 = 16,228.94 : x
  2. Step 2: Convert to fraction form
    30,991.19/46,487.30 = 16,228.94/x
  3. Step 3: Cross multiply
    30,991.19x = 46,487.30 × 16,228.94
  4. Step 4: Simplify right side
    30,991.19x = 754,439,288.88
  5. Step 5: Solve for x
    x = 754,439,288.88/30,991.19
  6. Step 6: Final answer
    x = 24,343.67

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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.