Home / 26,969.14-40,426.98-15,860.80

Finding the Fourth Proportional to 26,969.14, 40,426.98 and 15,860.80

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Solution

The fourth proportional to 26,969.14, 40,426.98 and 15,860.80 is: 23,775.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,969.14 : 40,426.98 = 15,860.80 : x
  2. Step 2: Convert to fraction form
    26,969.14/40,426.98 = 15,860.80/x
  3. Step 3: Cross multiply
    26,969.14x = 40,426.98 × 15,860.80
  4. Step 4: Simplify right side
    26,969.14x = 641,204,244.38
  5. Step 5: Solve for x
    x = 641,204,244.38/26,969.14
  6. Step 6: Final answer
    x = 23,775.48

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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.