Home / 30,540.86-45,828.45-16,500.62

Finding the Fourth Proportional to 30,540.86, 45,828.45 and 16,500.62

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Solution

The fourth proportional to 30,540.86, 45,828.45 and 16,500.62 is: 24,760.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,540.86 : 45,828.45 = 16,500.62 : x
  2. Step 2: Convert to fraction form
    30,540.86/45,828.45 = 16,500.62/x
  3. Step 3: Cross multiply
    30,540.86x = 45,828.45 × 16,500.62
  4. Step 4: Simplify right side
    30,540.86x = 756,197,838.64
  5. Step 5: Solve for x
    x = 756,197,838.64/30,540.86
  6. Step 6: Final answer
    x = 24,760.20

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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.