Home / 30,265.18-45,300.72-16,190.02

Finding the Fourth Proportional to 30,265.18, 45,300.72 and 16,190.02

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Solution

The fourth proportional to 30,265.18, 45,300.72 and 16,190.02 is: 24,233.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,265.18 : 45,300.72 = 16,190.02 : x
  2. Step 2: Convert to fraction form
    30,265.18/45,300.72 = 16,190.02/x
  3. Step 3: Cross multiply
    30,265.18x = 45,300.72 × 16,190.02
  4. Step 4: Simplify right side
    30,265.18x = 733,419,562.81
  5. Step 5: Solve for x
    x = 733,419,562.81/30,265.18
  6. Step 6: Final answer
    x = 24,233.11

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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.