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Finding the Fourth Proportional to 62,622.72, 93,924.99 and 20,504.48

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Solution

The fourth proportional to 62,622.72, 93,924.99 and 20,504.48 is: 30,753.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,622.72 : 93,924.99 = 20,504.48 : x
  2. Step 2: Convert to fraction form
    62,622.72/93,924.99 = 20,504.48/x
  3. Step 3: Cross multiply
    62,622.72x = 93,924.99 × 20,504.48
  4. Step 4: Simplify right side
    62,622.72x = 1,925,882,609.33
  5. Step 5: Solve for x
    x = 1,925,882,609.33/62,622.72
  6. Step 6: Final answer
    x = 30,753.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.