Home / 49,217.76-67,919.04-28,000.08

Finding the Fourth Proportional to 49,217.76, 67,919.04 and 28,000.08

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Solution

The fourth proportional to 49,217.76, 67,919.04 and 28,000.08 is: 38,639.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,217.76 : 67,919.04 = 28,000.08 : x
  2. Step 2: Convert to fraction form
    49,217.76/67,919.04 = 28,000.08/x
  3. Step 3: Cross multiply
    49,217.76x = 67,919.04 × 28,000.08
  4. Step 4: Simplify right side
    49,217.76x = 1,901,738,553.52
  5. Step 5: Solve for x
    x = 1,901,738,553.52/49,217.76
  6. Step 6: Final answer
    x = 38,639.27

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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.