Home / 35,681.22-53,481.74-16,945.92

Finding the Fourth Proportional to 35,681.22, 53,481.74 and 16,945.92

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Solution

The fourth proportional to 35,681.22, 53,481.74 and 16,945.92 is: 25,399.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,681.22 : 53,481.74 = 16,945.92 : x
  2. Step 2: Convert to fraction form
    35,681.22/53,481.74 = 16,945.92/x
  3. Step 3: Cross multiply
    35,681.22x = 53,481.74 × 16,945.92
  4. Step 4: Simplify right side
    35,681.22x = 906,297,202.77
  5. Step 5: Solve for x
    x = 906,297,202.77/35,681.22
  6. Step 6: Final answer
    x = 25,399.84

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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.