Home / 57,769.37-79,679.08-36,528.13

Finding the Fourth Proportional to 57,769.37, 79,679.08 and 36,528.13

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Solution

The fourth proportional to 57,769.37, 79,679.08 and 36,528.13 is: 50,381.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,769.37 : 79,679.08 = 36,528.13 : x
  2. Step 2: Convert to fraction form
    57,769.37/79,679.08 = 36,528.13/x
  3. Step 3: Cross multiply
    57,769.37x = 79,679.08 × 36,528.13
  4. Step 4: Simplify right side
    57,769.37x = 2,910,527,211.48
  5. Step 5: Solve for x
    x = 2,910,527,211.48/57,769.37
  6. Step 6: Final answer
    x = 50,381.85

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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.