Home / 35,855.97-53,790.80-13,667.49

Finding the Fourth Proportional to 35,855.97, 53,790.80 and 13,667.49

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Solution

The fourth proportional to 35,855.97, 53,790.80 and 13,667.49 is: 20,503.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,855.97 : 53,790.80 = 13,667.49 : x
  2. Step 2: Convert to fraction form
    35,855.97/53,790.80 = 13,667.49/x
  3. Step 3: Cross multiply
    35,855.97x = 53,790.80 × 13,667.49
  4. Step 4: Simplify right side
    35,855.97x = 735,185,221.09
  5. Step 5: Solve for x
    x = 735,185,221.09/35,855.97
  6. Step 6: Final answer
    x = 20,503.84

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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.