Home / 26,193.76-39,319.68-13,042.60

Finding the Fourth Proportional to 26,193.76, 39,319.68 and 13,042.60

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Solution

The fourth proportional to 26,193.76, 39,319.68 and 13,042.60 is: 19,578.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,193.76 : 39,319.68 = 13,042.60 : x
  2. Step 2: Convert to fraction form
    26,193.76/39,319.68 = 13,042.60/x
  3. Step 3: Cross multiply
    26,193.76x = 39,319.68 × 13,042.60
  4. Step 4: Simplify right side
    26,193.76x = 512,830,858.37
  5. Step 5: Solve for x
    x = 512,830,858.37/26,193.76
  6. Step 6: Final answer
    x = 19,578.36

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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.