Home / 26,025.90-39,033-11,972.43

Finding the Fourth Proportional to 26,025.90, 39,033 and 11,972.43

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Solution

The fourth proportional to 26,025.90, 39,033 and 11,972.43 is: 17,955.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,025.90 : 39,033 = 11,972.43 : x
  2. Step 2: Convert to fraction form
    26,025.90/39,033 = 11,972.43/x
  3. Step 3: Cross multiply
    26,025.90x = 39,033 × 11,972.43
  4. Step 4: Simplify right side
    26,025.90x = 467,320,006.56
  5. Step 5: Solve for x
    x = 467,320,006.56/26,025.90
  6. Step 6: Final answer
    x = 17,955.96

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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.