Home / 51,445.84-71,002.08-28,793.52

Finding the Fourth Proportional to 51,445.84, 71,002.08 and 28,793.52

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Solution

The fourth proportional to 51,445.84, 71,002.08 and 28,793.52 is: 39,738.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,445.84 : 71,002.08 = 28,793.52 : x
  2. Step 2: Convert to fraction form
    51,445.84/71,002.08 = 28,793.52/x
  3. Step 3: Cross multiply
    51,445.84x = 71,002.08 × 28,793.52
  4. Step 4: Simplify right side
    51,445.84x = 2,044,399,810.52
  5. Step 5: Solve for x
    x = 2,044,399,810.52/51,445.84
  6. Step 6: Final answer
    x = 39,738.88

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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.