Home / 54,305.34-74,940.66-30,432.48

Finding the Fourth Proportional to 54,305.34, 74,940.66 and 30,432.48

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Solution

The fourth proportional to 54,305.34, 74,940.66 and 30,432.48 is: 41,996.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,305.34 : 74,940.66 = 30,432.48 : x
  2. Step 2: Convert to fraction form
    54,305.34/74,940.66 = 30,432.48/x
  3. Step 3: Cross multiply
    54,305.34x = 74,940.66 × 30,432.48
  4. Step 4: Simplify right side
    54,305.34x = 2,280,630,136.64
  5. Step 5: Solve for x
    x = 2,280,630,136.64/54,305.34
  6. Step 6: Final answer
    x = 41,996.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.