Home / 26,502.20-36,605.49-19,817.57

Finding the Fourth Proportional to 26,502.20, 36,605.49 and 19,817.57

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Solution

The fourth proportional to 26,502.20, 36,605.49 and 19,817.57 is: 27,372.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,502.20 : 36,605.49 = 19,817.57 : x
  2. Step 2: Convert to fraction form
    26,502.20/36,605.49 = 19,817.57/x
  3. Step 3: Cross multiply
    26,502.20x = 36,605.49 × 19,817.57
  4. Step 4: Simplify right side
    26,502.20x = 725,431,677.43
  5. Step 5: Solve for x
    x = 725,431,677.43/26,502.20
  6. Step 6: Final answer
    x = 27,372.51

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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.