Home / 26,416.88-36,456.44-15,804.48

Finding the Fourth Proportional to 26,416.88, 36,456.44 and 15,804.48

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Solution

The fourth proportional to 26,416.88, 36,456.44 and 15,804.48 is: 21,810.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,416.88 : 36,456.44 = 15,804.48 : x
  2. Step 2: Convert to fraction form
    26,416.88/36,456.44 = 15,804.48/x
  3. Step 3: Cross multiply
    26,416.88x = 36,456.44 × 15,804.48
  4. Step 4: Simplify right side
    26,416.88x = 576,175,076.85
  5. Step 5: Solve for x
    x = 576,175,076.85/26,416.88
  6. Step 6: Final answer
    x = 21,810.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.