Home / 55,474.79-76,536.52-31,584.56

Finding the Fourth Proportional to 55,474.79, 76,536.52 and 31,584.56

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Solution

The fourth proportional to 55,474.79, 76,536.52 and 31,584.56 is: 43,576.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,474.79 : 76,536.52 = 31,584.56 : x
  2. Step 2: Convert to fraction form
    55,474.79/76,536.52 = 31,584.56/x
  3. Step 3: Cross multiply
    55,474.79x = 76,536.52 × 31,584.56
  4. Step 4: Simplify right side
    55,474.79x = 2,417,371,846.49
  5. Step 5: Solve for x
    x = 2,417,371,846.49/55,474.79
  6. Step 6: Final answer
    x = 43,576.05

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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.