Home / 26,645.05-39,960.29-10,003.80

Finding the Fourth Proportional to 26,645.05, 39,960.29 and 10,003.80

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Solution

The fourth proportional to 26,645.05, 39,960.29 and 10,003.80 is: 15,002.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,645.05 : 39,960.29 = 10,003.80 : x
  2. Step 2: Convert to fraction form
    26,645.05/39,960.29 = 10,003.80/x
  3. Step 3: Cross multiply
    26,645.05x = 39,960.29 × 10,003.80
  4. Step 4: Simplify right side
    26,645.05x = 399,754,798.98
  5. Step 5: Solve for x
    x = 399,754,798.98/26,645.05
  6. Step 6: Final answer
    x = 15,002.97

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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.