Home / 51,881.31-71,510.18-36,754.56

Finding the Fourth Proportional to 51,881.31, 71,510.18 and 36,754.56

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Solution

The fourth proportional to 51,881.31, 71,510.18 and 36,754.56 is: 50,660.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,881.31 : 71,510.18 = 36,754.56 : x
  2. Step 2: Convert to fraction form
    51,881.31/71,510.18 = 36,754.56/x
  3. Step 3: Cross multiply
    51,881.31x = 71,510.18 × 36,754.56
  4. Step 4: Simplify right side
    51,881.31x = 2,628,325,017.65
  5. Step 5: Solve for x
    x = 2,628,325,017.65/51,881.31
  6. Step 6: Final answer
    x = 50,660.34

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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.