Home / 26,169.48-36,101.18-15,551.60

Finding the Fourth Proportional to 26,169.48, 36,101.18 and 15,551.60

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Solution

The fourth proportional to 26,169.48, 36,101.18 and 15,551.60 is: 21,453.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,169.48 : 36,101.18 = 15,551.60 : x
  2. Step 2: Convert to fraction form
    26,169.48/36,101.18 = 15,551.60/x
  3. Step 3: Cross multiply
    26,169.48x = 36,101.18 × 15,551.60
  4. Step 4: Simplify right side
    26,169.48x = 561,431,110.89
  5. Step 5: Solve for x
    x = 561,431,110.89/26,169.48
  6. Step 6: Final answer
    x = 21,453.66

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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.