Home / 43,579.37-65,311.61-17,269.76

Finding the Fourth Proportional to 43,579.37, 65,311.61 and 17,269.76

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Solution

The fourth proportional to 43,579.37, 65,311.61 and 17,269.76 is: 25,881.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,579.37 : 65,311.61 = 17,269.76 : x
  2. Step 2: Convert to fraction form
    43,579.37/65,311.61 = 17,269.76/x
  3. Step 3: Cross multiply
    43,579.37x = 65,311.61 × 17,269.76
  4. Step 4: Simplify right side
    43,579.37x = 1,127,915,417.01
  5. Step 5: Solve for x
    x = 1,127,915,417.01/43,579.37
  6. Step 6: Final answer
    x = 25,881.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.