Home / 26,385.82-36,412.49-14,286.43

Finding the Fourth Proportional to 26,385.82, 36,412.49 and 14,286.43

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Solution

The fourth proportional to 26,385.82, 36,412.49 and 14,286.43 is: 19,715.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,385.82 : 36,412.49 = 14,286.43 : x
  2. Step 2: Convert to fraction form
    26,385.82/36,412.49 = 14,286.43/x
  3. Step 3: Cross multiply
    26,385.82x = 36,412.49 × 14,286.43
  4. Step 4: Simplify right side
    26,385.82x = 520,204,489.51
  5. Step 5: Solve for x
    x = 520,204,489.51/26,385.82
  6. Step 6: Final answer
    x = 19,715.31

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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.