Home / 26,108.07-39,160.71-9,239.91

Finding the Fourth Proportional to 26,108.07, 39,160.71 and 9,239.91

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Solution

The fourth proportional to 26,108.07, 39,160.71 and 9,239.91 is: 13,859.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,108.07 : 39,160.71 = 9,239.91 : x
  2. Step 2: Convert to fraction form
    26,108.07/39,160.71 = 9,239.91/x
  3. Step 3: Cross multiply
    26,108.07x = 39,160.71 × 9,239.91
  4. Step 4: Simplify right side
    26,108.07x = 361,841,435.94
  5. Step 5: Solve for x
    x = 361,841,435.94/26,108.07
  6. Step 6: Final answer
    x = 13,859.37

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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.