Home / 30,260.72-45,294-16,185.60

Finding the Fourth Proportional to 30,260.72, 45,294 and 16,185.60

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Solution

The fourth proportional to 30,260.72, 45,294 and 16,185.60 is: 24,226.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,260.72 : 45,294 = 16,185.60 : x
  2. Step 2: Convert to fraction form
    30,260.72/45,294 = 16,185.60/x
  3. Step 3: Cross multiply
    30,260.72x = 45,294 × 16,185.60
  4. Step 4: Simplify right side
    30,260.72x = 733,110,566.40
  5. Step 5: Solve for x
    x = 733,110,566.40/30,260.72
  6. Step 6: Final answer
    x = 24,226.47

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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.