Home / 39,022.36-58,546.68-12,372.70

Finding the Fourth Proportional to 39,022.36, 58,546.68 and 12,372.70

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Solution

The fourth proportional to 39,022.36, 58,546.68 and 12,372.70 is: 18,563.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,022.36 : 58,546.68 = 12,372.70 : x
  2. Step 2: Convert to fraction form
    39,022.36/58,546.68 = 12,372.70/x
  3. Step 3: Cross multiply
    39,022.36x = 58,546.68 × 12,372.70
  4. Step 4: Simplify right side
    39,022.36x = 724,380,507.64
  5. Step 5: Solve for x
    x = 724,380,507.64/39,022.36
  6. Step 6: Final answer
    x = 18,563.22

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1.5x scale

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.