Home / 38,977.90-58,472.96-12,676.48

Finding the Fourth Proportional to 38,977.90, 58,472.96 and 12,676.48

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Solution

The fourth proportional to 38,977.90, 58,472.96 and 12,676.48 is: 19,016.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,977.90 : 58,472.96 = 12,676.48 : x
  2. Step 2: Convert to fraction form
    38,977.90/58,472.96 = 12,676.48/x
  3. Step 3: Cross multiply
    38,977.90x = 58,472.96 × 12,676.48
  4. Step 4: Simplify right side
    38,977.90x = 741,231,307.98
  5. Step 5: Solve for x
    x = 741,231,307.98/38,977.90
  6. Step 6: Final answer
    x = 19,016.71

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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.