Home / 26,555.70-39,824.37-11,774.97

Finding the Fourth Proportional to 26,555.70, 39,824.37 and 11,774.97

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Solution

The fourth proportional to 26,555.70, 39,824.37 and 11,774.97 is: 17,658.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,555.70 : 39,824.37 = 11,774.97 : x
  2. Step 2: Convert to fraction form
    26,555.70/39,824.37 = 11,774.97/x
  3. Step 3: Cross multiply
    26,555.70x = 39,824.37 × 11,774.97
  4. Step 4: Simplify right side
    26,555.70x = 468,930,762.02
  5. Step 5: Solve for x
    x = 468,930,762.02/26,555.70
  6. Step 6: Final answer
    x = 17,658.38

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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.