Home / 44,813.69-67,234.66-21,120.28

Finding the Fourth Proportional to 44,813.69, 67,234.66 and 21,120.28

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Solution

The fourth proportional to 44,813.69, 67,234.66 and 21,120.28 is: 31,687.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,813.69 : 67,234.66 = 21,120.28 : x
  2. Step 2: Convert to fraction form
    44,813.69/67,234.66 = 21,120.28/x
  3. Step 3: Cross multiply
    44,813.69x = 67,234.66 × 21,120.28
  4. Step 4: Simplify right side
    44,813.69x = 1,420,014,844.90
  5. Step 5: Solve for x
    x = 1,420,014,844.90/44,813.69
  6. Step 6: Final answer
    x = 31,687.08

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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.