Home / 51,458.59-71,008.93-28,793.37

Finding the Fourth Proportional to 51,458.59, 71,008.93 and 28,793.37

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Solution

The fourth proportional to 51,458.59, 71,008.93 and 28,793.37 is: 39,732.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,458.59 : 71,008.93 = 28,793.37 : x
  2. Step 2: Convert to fraction form
    51,458.59/71,008.93 = 28,793.37/x
  3. Step 3: Cross multiply
    51,458.59x = 71,008.93 × 28,793.37
  4. Step 4: Simplify right side
    51,458.59x = 2,044,586,616.09
  5. Step 5: Solve for x
    x = 2,044,586,616.09/51,458.59
  6. Step 6: Final answer
    x = 39,732.66

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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.