Home / 26,918.42-40,384.38-15,834.38

Finding the Fourth Proportional to 26,918.42, 40,384.38 and 15,834.38

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Solution

The fourth proportional to 26,918.42, 40,384.38 and 15,834.38 is: 23,755.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,918.42 : 40,384.38 = 15,834.38 : x
  2. Step 2: Convert to fraction form
    26,918.42/40,384.38 = 15,834.38/x
  3. Step 3: Cross multiply
    26,918.42x = 40,384.38 × 15,834.38
  4. Step 4: Simplify right side
    26,918.42x = 639,461,618.98
  5. Step 5: Solve for x
    x = 639,461,618.98/26,918.42
  6. Step 6: Final answer
    x = 23,755.54

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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.