Home / 50,905.62-70,247.37-28,244.34

Finding the Fourth Proportional to 50,905.62, 70,247.37 and 28,244.34

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Solution

The fourth proportional to 50,905.62, 70,247.37 and 28,244.34 is: 38,975.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,905.62 : 70,247.37 = 28,244.34 : x
  2. Step 2: Convert to fraction form
    50,905.62/70,247.37 = 28,244.34/x
  3. Step 3: Cross multiply
    50,905.62x = 70,247.37 × 28,244.34
  4. Step 4: Simplify right side
    50,905.62x = 1,984,090,602.39
  5. Step 5: Solve for x
    x = 1,984,090,602.39/50,905.62
  6. Step 6: Final answer
    x = 38,975.87

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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.