Home / 45,807.72-68,698.82-16,217.61

Finding the Fourth Proportional to 45,807.72, 68,698.82 and 16,217.61

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Solution

The fourth proportional to 45,807.72, 68,698.82 and 16,217.61 is: 24,321.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,807.72 : 68,698.82 = 16,217.61 : x
  2. Step 2: Convert to fraction form
    45,807.72/68,698.82 = 16,217.61/x
  3. Step 3: Cross multiply
    45,807.72x = 68,698.82 × 16,217.61
  4. Step 4: Simplify right side
    45,807.72x = 1,114,130,245.64
  5. Step 5: Solve for x
    x = 1,114,130,245.64/45,807.72
  6. Step 6: Final answer
    x = 24,321.89

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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.