Home / 17,867.09-26,800.10-6,775.49

Finding the Fourth Proportional to 17,867.09, 26,800.10 and 6,775.49

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Solution

The fourth proportional to 17,867.09, 26,800.10 and 6,775.49 is: 10,163.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,867.09 : 26,800.10 = 6,775.49 : x
  2. Step 2: Convert to fraction form
    17,867.09/26,800.10 = 6,775.49/x
  3. Step 3: Cross multiply
    17,867.09x = 26,800.10 × 6,775.49
  4. Step 4: Simplify right side
    17,867.09x = 181,583,775.67
  5. Step 5: Solve for x
    x = 181,583,775.67/17,867.09
  6. Step 6: Final answer
    x = 10,163.03

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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.