Home / 38,863.50-53,631.63-22,099.74

Finding the Fourth Proportional to 38,863.50, 53,631.63 and 22,099.74

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Solution

The fourth proportional to 38,863.50, 53,631.63 and 22,099.74 is: 30,497.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,863.50 : 53,631.63 = 22,099.74 : x
  2. Step 2: Convert to fraction form
    38,863.50/53,631.63 = 22,099.74/x
  3. Step 3: Cross multiply
    38,863.50x = 53,631.63 × 22,099.74
  4. Step 4: Simplify right side
    38,863.50x = 1,185,245,078.78
  5. Step 5: Solve for x
    x = 1,185,245,078.78/38,863.50
  6. Step 6: Final answer
    x = 30,497.64

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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.