Home / 39,179.37-58,773.21-12,516.03

Finding the Fourth Proportional to 39,179.37, 58,773.21 and 12,516.03

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Solution

The fourth proportional to 39,179.37, 58,773.21 and 12,516.03 is: 18,775.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,179.37 : 58,773.21 = 12,516.03 : x
  2. Step 2: Convert to fraction form
    39,179.37/58,773.21 = 12,516.03/x
  3. Step 3: Cross multiply
    39,179.37x = 58,773.21 × 12,516.03
  4. Step 4: Simplify right side
    39,179.37x = 735,607,259.56
  5. Step 5: Solve for x
    x = 735,607,259.56/39,179.37
  6. Step 6: Final answer
    x = 18,775.37

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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.