Home / 26,501.67-39,753.87-6,780.39

Finding the Fourth Proportional to 26,501.67, 39,753.87 and 6,780.39

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Solution

The fourth proportional to 26,501.67, 39,753.87 and 6,780.39 is: 10,170.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,501.67 : 39,753.87 = 6,780.39 : x
  2. Step 2: Convert to fraction form
    26,501.67/39,753.87 = 6,780.39/x
  3. Step 3: Cross multiply
    26,501.67x = 39,753.87 × 6,780.39
  4. Step 4: Simplify right side
    26,501.67x = 269,546,742.61
  5. Step 5: Solve for x
    x = 269,546,742.61/26,501.67
  6. Step 6: Final answer
    x = 10,170.93

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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.