Home / 26,372.46-36,356.10-18,805.65

Finding the Fourth Proportional to 26,372.46, 36,356.10 and 18,805.65

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Solution

The fourth proportional to 26,372.46, 36,356.10 and 18,805.65 is: 25,924.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,372.46 : 36,356.10 = 18,805.65 : x
  2. Step 2: Convert to fraction form
    26,372.46/36,356.10 = 18,805.65/x
  3. Step 3: Cross multiply
    26,372.46x = 36,356.10 × 18,805.65
  4. Step 4: Simplify right side
    26,372.46x = 683,700,091.97
  5. Step 5: Solve for x
    x = 683,700,091.97/26,372.46
  6. Step 6: Final answer
    x = 25,924.78

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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.