Home / 50,905.31-70,246.90-28,244.04

Finding the Fourth Proportional to 50,905.31, 70,246.90 and 28,244.04

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Solution

The fourth proportional to 50,905.31, 70,246.90 and 28,244.04 is: 38,975.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,905.31 : 70,246.90 = 28,244.04 : x
  2. Step 2: Convert to fraction form
    50,905.31/70,246.90 = 28,244.04/x
  3. Step 3: Cross multiply
    50,905.31x = 70,246.90 × 28,244.04
  4. Step 4: Simplify right side
    50,905.31x = 1,984,056,261.62
  5. Step 5: Solve for x
    x = 1,984,056,261.62/50,905.31
  6. Step 6: Final answer
    x = 38,975.43

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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.