Home / 51,597.24-71,209.89-28,938.42

Finding the Fourth Proportional to 51,597.24, 71,209.89 and 28,938.42

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Solution

The fourth proportional to 51,597.24, 71,209.89 and 28,938.42 is: 39,938.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,597.24 : 71,209.89 = 28,938.42 : x
  2. Step 2: Convert to fraction form
    51,597.24/71,209.89 = 28,938.42/x
  3. Step 3: Cross multiply
    51,597.24x = 71,209.89 × 28,938.42
  4. Step 4: Simplify right side
    51,597.24x = 2,060,701,704.97
  5. Step 5: Solve for x
    x = 2,060,701,704.97/51,597.24
  6. Step 6: Final answer
    x = 39,938.22

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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.