Home / 37,310.84-51,513.78-28,681.73

Finding the Fourth Proportional to 37,310.84, 51,513.78 and 28,681.73

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Solution

The fourth proportional to 37,310.84, 51,513.78 and 28,681.73 is: 39,599.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,310.84 : 51,513.78 = 28,681.73 : x
  2. Step 2: Convert to fraction form
    37,310.84/51,513.78 = 28,681.73/x
  3. Step 3: Cross multiply
    37,310.84x = 51,513.78 × 28,681.73
  4. Step 4: Simplify right side
    37,310.84x = 1,477,504,329.24
  5. Step 5: Solve for x
    x = 1,477,504,329.24/37,310.84
  6. Step 6: Final answer
    x = 39,599.87

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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.