Home / 26,025.09-39,031.79-11,971.62

Finding the Fourth Proportional to 26,025.09, 39,031.79 and 11,971.62

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Solution

The fourth proportional to 26,025.09, 39,031.79 and 11,971.62 is: 17,954.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,025.09 : 39,031.79 = 11,971.62 : x
  2. Step 2: Convert to fraction form
    26,025.09/39,031.79 = 11,971.62/x
  3. Step 3: Cross multiply
    26,025.09x = 39,031.79 × 11,971.62
  4. Step 4: Simplify right side
    26,025.09x = 467,273,562.64
  5. Step 5: Solve for x
    x = 467,273,562.64/26,025.09
  6. Step 6: Final answer
    x = 17,954.74

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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.