Home / 26,665.85-39,914.89-18,296.93

Finding the Fourth Proportional to 26,665.85, 39,914.89 and 18,296.93

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Solution

The fourth proportional to 26,665.85, 39,914.89 and 18,296.93 is: 27,387.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,665.85 : 39,914.89 = 18,296.93 : x
  2. Step 2: Convert to fraction form
    26,665.85/39,914.89 = 18,296.93/x
  3. Step 3: Cross multiply
    26,665.85x = 39,914.89 × 18,296.93
  4. Step 4: Simplify right side
    26,665.85x = 730,320,002.33
  5. Step 5: Solve for x
    x = 730,320,002.33/26,665.85
  6. Step 6: Final answer
    x = 27,387.84

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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.