Home / 52,157.07-71,976.06-28,283.43

Finding the Fourth Proportional to 52,157.07, 71,976.06 and 28,283.43

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Solution

The fourth proportional to 52,157.07, 71,976.06 and 28,283.43 is: 39,030.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,157.07 : 71,976.06 = 28,283.43 : x
  2. Step 2: Convert to fraction form
    52,157.07/71,976.06 = 28,283.43/x
  3. Step 3: Cross multiply
    52,157.07x = 71,976.06 × 28,283.43
  4. Step 4: Simplify right side
    52,157.07x = 2,035,729,854.69
  5. Step 5: Solve for x
    x = 2,035,729,854.69/52,157.07
  6. Step 6: Final answer
    x = 39,030.76

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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.