Home / 50,861.27-70,187.82-28,200.30

Finding the Fourth Proportional to 50,861.27, 70,187.82 and 28,200.30

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Solution

The fourth proportional to 50,861.27, 70,187.82 and 28,200.30 is: 38,916.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,861.27 : 70,187.82 = 28,200.30 : x
  2. Step 2: Convert to fraction form
    50,861.27/70,187.82 = 28,200.30/x
  3. Step 3: Cross multiply
    50,861.27x = 70,187.82 × 28,200.30
  4. Step 4: Simplify right side
    50,861.27x = 1,979,317,606.20
  5. Step 5: Solve for x
    x = 1,979,317,606.20/50,861.27
  6. Step 6: Final answer
    x = 38,916.01

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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.