Home / 35,977.82-49,654.28-20,670.36

Finding the Fourth Proportional to 35,977.82, 49,654.28 and 20,670.36

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Solution

The fourth proportional to 35,977.82, 49,654.28 and 20,670.36 is: 28,527.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,977.82 : 49,654.28 = 20,670.36 : x
  2. Step 2: Convert to fraction form
    35,977.82/49,654.28 = 20,670.36/x
  3. Step 3: Cross multiply
    35,977.82x = 49,654.28 × 20,670.36
  4. Step 4: Simplify right side
    35,977.82x = 1,026,371,843.14
  5. Step 5: Solve for x
    x = 1,026,371,843.14/35,977.82
  6. Step 6: Final answer
    x = 28,527.91

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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.