Home / 36,546.72-54,813.84-13,169.76

Finding the Fourth Proportional to 36,546.72, 54,813.84 and 13,169.76

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Solution

The fourth proportional to 36,546.72, 54,813.84 and 13,169.76 is: 19,752.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,546.72 : 54,813.84 = 13,169.76 : x
  2. Step 2: Convert to fraction form
    36,546.72/54,813.84 = 13,169.76/x
  3. Step 3: Cross multiply
    36,546.72x = 54,813.84 × 13,169.76
  4. Step 4: Simplify right side
    36,546.72x = 721,885,117.48
  5. Step 5: Solve for x
    x = 721,885,117.48/36,546.72
  6. Step 6: Final answer
    x = 19,752.39

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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.