Home / 51,567.58-71,163.98-31,425.31

Finding the Fourth Proportional to 51,567.58, 71,163.98 and 31,425.31

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Solution

The fourth proportional to 51,567.58, 71,163.98 and 31,425.31 is: 43,367.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,567.58 : 71,163.98 = 31,425.31 : x
  2. Step 2: Convert to fraction form
    51,567.58/71,163.98 = 31,425.31/x
  3. Step 3: Cross multiply
    51,567.58x = 71,163.98 × 31,425.31
  4. Step 4: Simplify right side
    51,567.58x = 2,236,349,855.08
  5. Step 5: Solve for x
    x = 2,236,349,855.08/51,567.58
  6. Step 6: Final answer
    x = 43,367.37

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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.