Home / 26,435.43-39,640.59-15,345.52

Finding the Fourth Proportional to 26,435.43, 39,640.59 and 15,345.52

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Solution

The fourth proportional to 26,435.43, 39,640.59 and 15,345.52 is: 23,010.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,435.43 : 39,640.59 = 15,345.52 : x
  2. Step 2: Convert to fraction form
    26,435.43/39,640.59 = 15,345.52/x
  3. Step 3: Cross multiply
    26,435.43x = 39,640.59 × 15,345.52
  4. Step 4: Simplify right side
    26,435.43x = 608,305,367.56
  5. Step 5: Solve for x
    x = 608,305,367.56/26,435.43
  6. Step 6: Final answer
    x = 23,010.99

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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.