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Finding the Fourth Proportional to 44,963.08, 67,447.92 and 12,940.84

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Solution

The fourth proportional to 44,963.08, 67,447.92 and 12,940.84 is: 19,412.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,963.08 : 67,447.92 = 12,940.84 : x
  2. Step 2: Convert to fraction form
    44,963.08/67,447.92 = 12,940.84/x
  3. Step 3: Cross multiply
    44,963.08x = 67,447.92 × 12,940.84
  4. Step 4: Simplify right side
    44,963.08x = 872,832,741.05
  5. Step 5: Solve for x
    x = 872,832,741.05/44,963.08
  6. Step 6: Final answer
    x = 19,412.21

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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.