Home / 19,757.70-27,265.95-11,800.62

Finding the Fourth Proportional to 19,757.70, 27,265.95 and 11,800.62

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Solution

The fourth proportional to 19,757.70, 27,265.95 and 11,800.62 is: 16,285.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,757.70 : 27,265.95 = 11,800.62 : x
  2. Step 2: Convert to fraction form
    19,757.70/27,265.95 = 11,800.62/x
  3. Step 3: Cross multiply
    19,757.70x = 27,265.95 × 11,800.62
  4. Step 4: Simplify right side
    19,757.70x = 321,755,114.89
  5. Step 5: Solve for x
    x = 321,755,114.89/19,757.70
  6. Step 6: Final answer
    x = 16,285.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.