Home / 26,858.67-40,233.17-12,776.10

Finding the Fourth Proportional to 26,858.67, 40,233.17 and 12,776.10

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Solution

The fourth proportional to 26,858.67, 40,233.17 and 12,776.10 is: 19,138.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,858.67 : 40,233.17 = 12,776.10 : x
  2. Step 2: Convert to fraction form
    26,858.67/40,233.17 = 12,776.10/x
  3. Step 3: Cross multiply
    26,858.67x = 40,233.17 × 12,776.10
  4. Step 4: Simplify right side
    26,858.67x = 514,022,939.36
  5. Step 5: Solve for x
    x = 514,022,939.36/26,858.67
  6. Step 6: Final answer
    x = 19,138.06

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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.