Home / 35,667.53-49,221.33-19,751.64

Finding the Fourth Proportional to 35,667.53, 49,221.33 and 19,751.64

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Solution

The fourth proportional to 35,667.53, 49,221.33 and 19,751.64 is: 27,257.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,667.53 : 49,221.33 = 19,751.64 : x
  2. Step 2: Convert to fraction form
    35,667.53/49,221.33 = 19,751.64/x
  3. Step 3: Cross multiply
    35,667.53x = 49,221.33 × 19,751.64
  4. Step 4: Simplify right side
    35,667.53x = 972,201,990.48
  5. Step 5: Solve for x
    x = 972,201,990.48/35,667.53
  6. Step 6: Final answer
    x = 27,257.34

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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.