Home / 49,285.55-68,013.99-28,064.82

Finding the Fourth Proportional to 49,285.55, 68,013.99 and 28,064.82

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Solution

The fourth proportional to 49,285.55, 68,013.99 and 28,064.82 is: 38,729.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,285.55 : 68,013.99 = 28,064.82 : x
  2. Step 2: Convert to fraction form
    49,285.55/68,013.99 = 28,064.82/x
  3. Step 3: Cross multiply
    49,285.55x = 68,013.99 × 28,064.82
  4. Step 4: Simplify right side
    49,285.55x = 1,908,800,641.88
  5. Step 5: Solve for x
    x = 1,908,800,641.88/49,285.55
  6. Step 6: Final answer
    x = 38,729.42

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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.