Home / 51,535.98-71,118.99-28,874.58

Finding the Fourth Proportional to 51,535.98, 71,118.99 and 28,874.58

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Solution

The fourth proportional to 51,535.98, 71,118.99 and 28,874.58 is: 39,846.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,535.98 : 71,118.99 = 28,874.58 : x
  2. Step 2: Convert to fraction form
    51,535.98/71,118.99 = 28,874.58/x
  3. Step 3: Cross multiply
    51,535.98x = 71,118.99 × 28,874.58
  4. Step 4: Simplify right side
    51,535.98x = 2,053,530,966.27
  5. Step 5: Solve for x
    x = 2,053,530,966.27/51,535.98
  6. Step 6: Final answer
    x = 39,846.55

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1.5x scale

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.