Home / 39,179.18-58,770.66-12,883.34

Finding the Fourth Proportional to 39,179.18, 58,770.66 and 12,883.34

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Solution

The fourth proportional to 39,179.18, 58,770.66 and 12,883.34 is: 19,325.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,179.18 : 58,770.66 = 12,883.34 : x
  2. Step 2: Convert to fraction form
    39,179.18/58,770.66 = 12,883.34/x
  3. Step 3: Cross multiply
    39,179.18x = 58,770.66 × 12,883.34
  4. Step 4: Simplify right side
    39,179.18x = 757,162,394.80
  5. Step 5: Solve for x
    x = 757,162,394.80/39,179.18
  6. Step 6: Final answer
    x = 19,325.63

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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.