Home / 49,257.43-67,975.33-28,036.70

Finding the Fourth Proportional to 49,257.43, 67,975.33 and 28,036.70

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Solution

The fourth proportional to 49,257.43, 67,975.33 and 28,036.70 is: 38,690.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,257.43 : 67,975.33 = 28,036.70 : x
  2. Step 2: Convert to fraction form
    49,257.43/67,975.33 = 28,036.70/x
  3. Step 3: Cross multiply
    49,257.43x = 67,975.33 × 28,036.70
  4. Step 4: Simplify right side
    49,257.43x = 1,905,803,594.73
  5. Step 5: Solve for x
    x = 1,905,803,594.73/49,257.43
  6. Step 6: Final answer
    x = 38,690.68

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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.