Home / 35,989.14-53,977.55-9,687.73

Finding the Fourth Proportional to 35,989.14, 53,977.55 and 9,687.73

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Solution

The fourth proportional to 35,989.14, 53,977.55 and 9,687.73 is: 14,529.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,989.14 : 53,977.55 = 9,687.73 : x
  2. Step 2: Convert to fraction form
    35,989.14/53,977.55 = 9,687.73/x
  3. Step 3: Cross multiply
    35,989.14x = 53,977.55 × 9,687.73
  4. Step 4: Simplify right side
    35,989.14x = 522,919,764.59
  5. Step 5: Solve for x
    x = 522,919,764.59/35,989.14
  6. Step 6: Final answer
    x = 14,529.93

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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.