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Finding the Fourth Proportional to 24,609.80, 36,913.41 and 7,078.94

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Solution

The fourth proportional to 24,609.80, 36,913.41 and 7,078.94 is: 10,618.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,609.80 : 36,913.41 = 7,078.94 : x
  2. Step 2: Convert to fraction form
    24,609.80/36,913.41 = 7,078.94/x
  3. Step 3: Cross multiply
    24,609.80x = 36,913.41 × 7,078.94
  4. Step 4: Simplify right side
    24,609.80x = 261,307,814.59
  5. Step 5: Solve for x
    x = 261,307,814.59/24,609.80
  6. Step 6: Final answer
    x = 10,618.04

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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.