Home / 26,681.20-39,993.99-10,029.76

Finding the Fourth Proportional to 26,681.20, 39,993.99 and 10,029.76

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Solution

The fourth proportional to 26,681.20, 39,993.99 and 10,029.76 is: 15,034.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,681.20 : 39,993.99 = 10,029.76 : x
  2. Step 2: Convert to fraction form
    26,681.20/39,993.99 = 10,029.76/x
  3. Step 3: Cross multiply
    26,681.20x = 39,993.99 × 10,029.76
  4. Step 4: Simplify right side
    26,681.20x = 401,130,121.14
  5. Step 5: Solve for x
    x = 401,130,121.14/26,681.20
  6. Step 6: Final answer
    x = 15,034.19

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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.