Home / 35,586.82-49,112.36-19,670.92

Finding the Fourth Proportional to 35,586.82, 49,112.36 and 19,670.92

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Solution

The fourth proportional to 35,586.82, 49,112.36 and 19,670.92 is: 27,147.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,586.82 : 49,112.36 = 19,670.92 : x
  2. Step 2: Convert to fraction form
    35,586.82/49,112.36 = 19,670.92/x
  3. Step 3: Cross multiply
    35,586.82x = 49,112.36 × 19,670.92
  4. Step 4: Simplify right side
    35,586.82x = 966,085,304.57
  5. Step 5: Solve for x
    x = 966,085,304.57/35,586.82
  6. Step 6: Final answer
    x = 27,147.28

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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.