Home / 37,917.62-56,876.19-12,945.62

Finding the Fourth Proportional to 37,917.62, 56,876.19 and 12,945.62

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Solution

The fourth proportional to 37,917.62, 56,876.19 and 12,945.62 is: 19,418.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,917.62 : 56,876.19 = 12,945.62 : x
  2. Step 2: Convert to fraction form
    37,917.62/56,876.19 = 12,945.62/x
  3. Step 3: Cross multiply
    37,917.62x = 56,876.19 × 12,945.62
  4. Step 4: Simplify right side
    37,917.62x = 736,297,542.79
  5. Step 5: Solve for x
    x = 736,297,542.79/37,917.62
  6. Step 6: Final answer
    x = 19,418.35

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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.