Home / 35,687.98-49,247.35-19,771.48

Finding the Fourth Proportional to 35,687.98, 49,247.35 and 19,771.48

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Solution

The fourth proportional to 35,687.98, 49,247.35 and 19,771.48 is: 27,283.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,687.98 : 49,247.35 = 19,771.48 : x
  2. Step 2: Convert to fraction form
    35,687.98/49,247.35 = 19,771.48/x
  3. Step 3: Cross multiply
    35,687.98x = 49,247.35 × 19,771.48
  4. Step 4: Simplify right side
    35,687.98x = 973,692,995.58
  5. Step 5: Solve for x
    x = 973,692,995.58/35,687.98
  6. Step 6: Final answer
    x = 27,283.50

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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.