Home / 26,186.14-39,285.36-8,655.97

Finding the Fourth Proportional to 26,186.14, 39,285.36 and 8,655.97

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Solution

The fourth proportional to 26,186.14, 39,285.36 and 8,655.97 is: 12,985.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,186.14 : 39,285.36 = 8,655.97 : x
  2. Step 2: Convert to fraction form
    26,186.14/39,285.36 = 8,655.97/x
  3. Step 3: Cross multiply
    26,186.14x = 39,285.36 × 8,655.97
  4. Step 4: Simplify right side
    26,186.14x = 340,052,799.39
  5. Step 5: Solve for x
    x = 340,052,799.39/26,186.14
  6. Step 6: Final answer
    x = 12,985.98

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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.