Home / 51,563.54-71,191.95-39,605.48

Finding the Fourth Proportional to 51,563.54, 71,191.95 and 39,605.48

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Solution

The fourth proportional to 51,563.54, 71,191.95 and 39,605.48 is: 54,681.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,563.54 : 71,191.95 = 39,605.48 : x
  2. Step 2: Convert to fraction form
    51,563.54/71,191.95 = 39,605.48/x
  3. Step 3: Cross multiply
    51,563.54x = 71,191.95 × 39,605.48
  4. Step 4: Simplify right side
    51,563.54x = 2,819,591,351.89
  5. Step 5: Solve for x
    x = 2,819,591,351.89/51,563.54
  6. Step 6: Final answer
    x = 54,681.88

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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.